up your sleeve Idiome
an ace up your sleeve
an important card to play, an important fact to reveal To survive, one needs an ace up one's sleeve - a special talent.
laugh up your sleeve
laugh secretly at someone, behind your back He tried to please her, unaware she was laughing up her sleeve.
up your sleeve
hidden, ready to use if asked When I write an exam, I like to have a topic up my sleeve.
Ace up your sleeve
If you have an ace up your sleeve, you have something that will give you an advantage that other people don't know about.
Card up your sleeve
If you have a card up your sleeve, you have a surprise plan or idea that you are keeping back until the time is right.
Have a trick up your sleeve
If you have a trick up your sleeve, you have a secret strategy to use when the time is right.
keep something up your sleeve
keep something hidden for later: "We've been negotiating my new pay and conditions, but I've kept the other job offer up my sleeve for the time being."
up (one's) sleeve
Of a plan or advantage, kept in abstruse so it can be activated if and back it is required. A advertence to cheating at a agenda bold by ambuscade a favorable agenda up one's sleeve. My backbone is the ace up my sleeve for this race—the added runners don't angle a chance! I've got a few tricks up my sleeve if he decides to accompany acknowledged activity adjoin me.Learn more: sleeve, upup your sleeve
(of a strategy, idea, or resource) kept abstruse and in assets for use back needed.Learn more: sleeve, up