| Noun | 1. | stop consonant - a consonant produced by stopping the flow of air at some point and suddenly releasing it; "his stop consonants are too aspirated"consonant - a speech sound that is not a vowel implosion - the initial occluded phase of a stop consonant plosion, explosion - the terminal forced release of pressure built up during the occlusive phase of a stop consonant labial stop - a stop consonant that is produced with the lips suction stop, click - a stop consonant made by the suction of air into the mouth (as in Bantu) | |