Definition of sad sack
- … a sad sack so unlucky in love that when his girlfriend splits, his family sides with her.
- —Rand Richards Cooper
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sad sack.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: a person who is not successful or able to do things well : an inept person who causes feelings of pity or disgust in other people
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