sleeve 
/ˈsli:v/ noun
plural sleeves /ˈsli:v/ noun [count] 1 : the part of a shirt, jacket, etc., that covers all or part of your arm
▪ a shirt with long/short sleeves — see color picture; see also shirtsleeve 2 a : a part that fits over or around something to protect it or to hold its parts together
▪ The joint is covered with a metal sleeve. ▪ a plastic document sleeve
b : jacket 2b
▪ a record/CD sleeve
▪ a shirt with long/short sleeves — see color picture; see also shirtsleeve
▪ The joint is covered with a metal sleeve. ▪ a plastic document sleeve
b : jacket 2b
▪ a record/CD sleeve
an ace up your sleeve — see 1ace
have/keep (something) up your sleeve
informal : to have/keep a secret method, trick, etc., that you can use when it is needed
▪ The coach always keeps a few tricks up his sleeve. ▪ They still have some surprises up their sleeves.
▪ The coach always keeps a few tricks up his sleeve. ▪ They still have some surprises up their sleeves.
laugh up your sleeve — see 1laugh
on your sleeve
informal : in a way that can be clearly seen
▪ Many politicians wear religion on their sleeves. [=show their religious beliefs in a very open way] ▪ He wears his emotions/heart on his sleeve. [=his emotions are easy to see]
▪ Many politicians wear religion on their sleeves. [=show their religious beliefs in a very open way] ▪ He wears his emotions/heart on his sleeve. [=his emotions are easy to see]
roll up your sleeves — see 1roll
— sleeved /ˈsli:vd/ adjective
▪ a long-sleeved shirt
/ˈsli:vd/ adjective ▪ a long-sleeved shirt
— sleeve·less /ˈsli:vləs/ adjective
▪ a sleeveless dress
/ˈsli:vləs/ adjective ▪ a sleeveless dress
