Noun has 1 sense

• yack(n = noun.communication) cackle, chatter, yak, yakety-yak - noisy talk;


Derived form verb yack₁

Verb has 1 sense

• yack(v = verb.communication) jaw, rattle on, yack away, yap away - talk incessantly and tiresomely;

Derived form noun yack₁
Sample sentences:
Sam and Sue %s
Sam wants to %s with Sue