— yapper , n. — yappingly , adv.
/yap/ , v. , yapped, yapping , n.
v.i.
1. to bark sharply, shrilly, or snappishly; yelp.
2. Slang. to talk shrilly, noisily, or foolishly.
v.t.
3. to utter by yapping.
n.
4. a sharp, shrill, or snappish bark; yelp.
5. Slang.
a. shrill, noisy, or foolish talk.
b. the mouth: Keep your yap shut.
6. Slang. an uncouth or stupid person; bumpkin; fool.
[ 1595-1605; 1900-05 for def. 5b; imit. ]