Definition of (all) in one whack
US, informal
: at one time : in a single amount
We borrowed $5,000 all in one whack.
Test Your Vocabulary
Name That Color
-
- Name that color:

Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share (all) in one whack