Ack Definition & Meaning

American

Etymology

Examples

ack 1 American [ak] / æk /

interjection

1. (used as an expression of dismay, frustration, surprise, or the like).

   Ack! I left the steaks on the counter, and my dog ate them both.

ack. 2 American

abbreviation

1. acknowledge.

2. acknowledgment.

Etymology

Origin of ack

First recorded in 1995–2000

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“At first, I …,” Waters said, then uttered an interjection that sounded a lot like “ack!”

From Washington Post

Business has started to pick up, and inside one of the family’s rooms there are screws and a car ack next to a door.

From Los Angeles Times

“Help my little wee ones! Oh, ack and alas, the poor children!”

From Literature

How many hours, how many pinutes, what time, when, ack, ack ack!

From Literature

He was at least a head taller than J ack, who was about a head taller than me, so the guy looked huge to me.

From Literature

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.