一服
1
a puff;a smoke;a cup of tea
一服いかがですか。
How about a smoke?
2
(short) rest;break
ちょっと一服しませんか?
What do you say to taking a rest?
3
one dose (of medicine or poison)
6時おきに彼に薬を一服飲ませてください。
Please give him a dose of medicine every six hours.
4
(brief) lull
Other forms
1服 【いっぷく】