up sleeve
up (one's) sleeve
Of a plan or advantage, kept in secret so it can be utilized if and when it is required. A reference to cheating at a card game by hiding a favorable card up one's sleeve. My stamina is the ace up my sleeve for this race—the other runners don't stand a chance! I've got a few tricks up my sleeve if he decides to pursue legal action against me.
See also: sleeve, up
Farlex Dictionary of Idioms.
up (one's) sleeve
Hidden but ready to be used: I still have a few tricks up my sleeve.
See also: sleeve, up
American Heritage® Dictionary of the English Language, Fifth Edition.
- up (one's) sleeve
- up your sleeve
- a card up (one's) sleeve
- ace up (one's) sleeve
- have a card up your sleeve
- have an ace up one’s sleeve
- have an ace up your sleeve
- have something up your sleeve
- have up sleeve
- trick up (one's) sleeve