drain basket - a filter in a sink drain; traps debris but passes water

kitchen sink - a sink in a kitchen

plumbing fixture - a fixture for the distribution and use of water in a building

washbasin, washbowl, washstand, lavatory, basin - a bathroom or lavatory sink that is permanently installed and connected to a water supply and drainpipe; where you wash your hands and face; "he ran some water in the basin and splashed it on his face"

heat sink - a metal conductor specially designed to conduct (and radiate) heat

applied science, engineering science, technology, engineering - the discipline dealing with the art or science of applying scientific knowledge to practical problems; "he had trouble deciding which branch of engineering to study"

natural action, natural process, activity, action - a process existing in or produced by nature (rather than by the intent of human beings); "the action of natural forces"; "volcanic activity"

natural depression, depression - a sunken or depressed geological formation

cistern - an artificial reservoir for storing liquids; especially an underground tank for storing rainwater

fall off, slump, sink - fall heavily or suddenly; decline markedly; "The real estate market fell off"

drop - let fall to the ground; "Don't drop the dishes"

drop open, fall open - open involuntarily; "His mouth dropped open"; "Her jaw dropped"

change posture - undergo a change in bodily posture

droop, sag, swag, flag - droop, sink, or settle from or as if from pressure or loss of tautness

sag down, sag - cause to sag; "The children sagged their bottoms down even more comfortably"

move, displace - cause to move, both in a concrete and in an abstract sense; "Move those boxes into the corner, please"; "I'm moving my money to another bank"; "The director moved more responsibilities onto his new assistant"

settle - cause to become clear by forming a sediment (of liquids)

go under, go down, sink, settle - go under, "The raft sank and its occupants drowned"

move - go or proceed from one point to another; "the debate moved from family values to the economy"

come down, descend, go down, fall - move downward and lower, but not necessarily all the way; "The temperature is going down"; "The barometer is falling"; "The curtain fell on the diva"; "Her hand went up and then fell again"

subside, settle - sink down or precipitate; "the mud subsides when the waters become calm"

sink - cause to sink; "The Japanese sank American ships in Pearl Harbor"

founder - sink below the surface

submerge, submerse - sink below the surface; go under or as if under water

filter, permeate, sink in, percolate - pass through; "Water permeates sand easily"

come down, descend, go down, fall - move downward and lower, but not necessarily all the way; "The temperature is going down"; "The barometer is falling"; "The curtain fell on the diva"; "Her hand went up and then fell again"

subside - sink to a lower level or form a depression; "the valleys subside"

decline - go down; "The roof declines here"

drop - go down in value; "Stock prices dropped"

drop down, sink, drop - fall or drop to a lower place or level; "He sank to his knees"

cave in, collapse, fall in, give way, founder, give, break - break down, literally or metaphorically; "The wall collapsed"; "The business collapsed"; "The dam broke"; "The roof collapsed"; "The wall gave in"; "The roof finally gave under the weight of the ice"

embed, imbed, implant, plant, engraft - fix or set securely or deeply; "He planted a knee in the back of his opponent"; "The dentist implanted a tooth in the gum"

countersink, set - insert (a nail or screw below the surface, as into a countersink)