(~s)
1.
A ~ is one of the periods when a meal is served when there is not enough space for everyone to eat at the same time.
Dinner was in two ~s.
N-COUNT
2.
A ~ of a parliament, legislature, court, or other official body is one of the occasions when it meets in order to carry out its work.
...the recent emergency ~s of the UN Security Council.
= session
N-COUNT: usu N of n
3.
A ~ president or member of parliament is a present one, not a future or past one.
...the greatest clash in our history between a ~ president and an ex-president.
ADJ: ADJ n
4.
see also sit