sleeve · n
have sth up your sleeve
C2 to have a secret plan
Dictionary examples:
They were worried he might have another nasty surprise up his sleeve. (40.1)
sleeve
B1 the part of a jacket, shirt, etc. that covers your arm
Dictionary examples:
I wrote exam answers on my sleeve, but the teacher saw it! (0.0)
I accidentally dipped my sleeve in soup while reaching for the salt. (0.0)
Tom's cat always hides in his sleeve during thunderstorms. (0.0)
short/long sleeves (24.3)
The sleeves are too long for me. (26.2)
You'd better roll your sleeves up or you'll get them dirty. (48.1)