yack head off

yack (one's) head off

1. To talk ceaselessly or at great length. He yacked his head off for nearly two hours before he finally brought the meeting to a close. Sorry, I've been yacking my head off about my research. I hope I'm not boring you!
2. To bore or exhaust one with ceaseless chatter. I love my Aunt Lily, but she yacks my head off whenever I go to visit her. I hope my uncle Mike didn't yack your head off at dinner.
See also: head, off, yack
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.

yack one's head off

Fig. to talk a great deal. Jane yacked her head off and ended up with a sore throat. Don't yack your head off!
See also: head, off, yack
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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