sound - the sudden occurrence of an audible event; "the sound awakened them"

clap, loud noise, bang, blast, eruption - a sudden very loud noise

banging - a continuing very loud noise

bark - a noise resembling the bark of a dog

blare, blaring, cacophony, clamor, din - a loud harsh or strident noise

boom, roar, roaring, thunder - a deep prolonged loud noise

chattering, chatter - the high-pitched continuing noise made by animals (birds or monkeys)

chattering, chatter - the rapid series of noises made by the parts of a machine

chug - the dull explosive noise made by an engine

clack, clap - a sharp abrupt noise as if two objects hit together; may be repeated

clang, clangor, clangoring, clangour, clank, clash, crash - a loud resonant repeating noise; "he could hear the clang of distant bells"

clatter - a rattling noise (often produced by rapid movement); "the shutters clattered against the house"; "the clatter of iron wheels on cobblestones"

cracking, crack, snap - a sudden sharp noise; "the crack of a whip"; "he heard the cracking of the ice"; "he can hear the snap of a twig"

crackle, crackling, crepitation - the sharp sound of snapping noises

creak, creaking - a squeaking sound; "the creak of the floorboards gave him away"

crunch - the sound of something crunching; "he heard the crunch of footsteps on the gravel path"

ding-dong - the noise made by a bell

explosion - the noise caused by an explosion; "the explosion was heard a mile away"

grate - a harsh rasping sound made by scraping something

grinding - a harsh and strident sound (as of the grinding of gears)

grunt - the short low gruff noise of the kind made by pigs

hiss, hissing, sibilation - a fricative sound (especially as an expression of disapproval); "the performers could not be heard over the hissing of the audience"

howl - a loud sustained noise resembling the cry of a hound; "the howl of the wind made him restless"

brouhaha, hubbub, katzenjammer, uproar - loud confused noise from many sources

humming, hum - a humming noise; "the hum of distant traffic"

pant - the noise made by a short puff of steam (as from an engine)

plonk - the noise of something dropping (as into liquid)

plop - the noise of a rounded object dropping into a liquid without a splash

plump - the sound of a sudden heavy fall

racket - a loud and disturbing noise

rale, rattle, rattling - a rapid series of short loud sounds (as might be heard with a stethoscope in some types of respiratory disorders); "the death rattle"

report - a sharp explosive sound (especially the sound of a gun firing); "they heard a violent report followed by silence"

rhonchus - a sound like whistling or snoring that is heard with a stethoscope during expiration as air passes through obstructed channels

grumble, grumbling, rumble, rumbling - a loud low dull continuous noise; "they heard the rumbling of thunder"

rustle, whispering, rustling, whisper - the light noise like the noise of silk clothing or leaves blowing in the wind

scrape, scratching, scraping, scratch - a harsh noise made by scraping; "the scrape of violin bows distracted her"

screech, screeching, shriek, shrieking, scream, screaming - a high-pitched noise resembling a human cry; "he ducked at the screechings of shells"; "he heard the scream of the brakes"

scrunch - a crunching noise

shrilling - a continuing shrill noise; "the clash of swords and the shrilling of trumpets"--P. J. Searles

slam - the noise made by the forcefaul impact of two objects

snap - the noise produced by the rapid movement of a finger from the tip to the base of the thumb on the same hand; "servants appeared at the snap of his fingers"

auditory sensation, sound - the subjective sensation of hearing something; "he strained to hear the faint sounds"

white noise - a `sh' noise produced by a stimulus containing all audible frequencies of vibration

clutter - unwanted echoes that interfere with the observation of signals on a radar screen

trouble - an event causing distress or pain; "what is the trouble?"; "heart trouble"

background signal, background - extraneous signals that can be confused with the phenomenon to be observed or measured; "they got a bad connection and could hardly hear one another over the background signals"

crosstalk, XT - the presence of an unwanted signal via an accidental coupling

fadeout - a gradual temporary loss of a transmitted signal due to electrical disturbances

jitter - small rapid variations in a waveform resulting from fluctuations in the voltage supply or mechanical vibrations or other sources

atmospheric static, atmospherics, static - a crackling or hissing noise cause by electrical interference

cry, outcry, shout, vociferation, yell, call - a loud utterance; often in protest or opposition; "the speaker was interrupted by loud cries from the rear of the audience"

incomprehensibility - the quality of being incomprehensible

unregularity, irregularity - not characterized by a fixed principle or rate; at irregular intervals

ergodicity - an attribute of stochastic systems; generally, a system that tends in probability to a limiting form that is independent of the initial conditions

sizzle - make a sound like frying fat

roar, howl - make a loud noise, as of wind, water, or vehicles; "The wind was howling in the trees"; "The water roared down the chute"

purl - make a murmuring sound; "the water was purling"

claxon, honk - use the horn of a car

hum - make a low continuous sound; "The refrigerator is humming"

crunch, scranch, scraunch, crackle - make crunching noises; "his shoes were crunching on the gravel"

creak, screak, screech, skreak, squeak - make a high-pitched, screeching noise; "The door creaked when I opened it slowly"

racket - make loud and annoying noises

brattle, clack, clatter - make a rattling sound; "clattering dishes"

clitter, stridulate - make a shrill creaking noise by rubbing together special bodily structures; "male insects such as crickets or grasshoppers stridulate"

drown out - make imperceptible; "The noise from the ice machine drowned out the music"

jangle, jingle, jingle-jangle - make a sound typical of metallic objects; "The keys were jingling in his pocket"

scream - make a loud, piercing sound; "Fighter planes are screaming through the skies"

backfire - emit a loud noise as a result of undergoing a backfire; "My old car backfires all the time"

ring out - sound loudly; "a shot rang out"

sound, go - make a certain noise or sound; "She went `Mmmmm'"; "The gun went `bang'"

blare, blast - make a strident sound; "She tended to blast when speaking into a microphone"