Definition of dirty tricks
: underhanded stratagems for obtaining secret information about or sabotaging an enemy or for discrediting an opponent (as in politics)
First Known Use of dirty tricks
DIRTY TRICKS Defined for English Language Learners
Definition of dirty tricks for English Language Learners
: secret and dishonest activities that are done to ruin someone's or something's chance of success
Seen and Heard
What made you want to look up dirty tricks? Please tell us where you read or heard it (including the quote, if possible).