|Origin:||sacc, from Latin saccus, from Greek sakkos 'bag, sackcloth'|
a large bag made of strong rough cloth or strong paper, used for storing or carrying flour, coal, vegetables etc
a sack of potatoes
b) also sackfulTM
the amount that a sack can contain
We need about a sack of rice.
2 British English informalBEC
when someone is dismissed from their job:
They've never actually given anyone the sack.
He got the sack for stealing.
She claimed she'd been threatened with the sack.
3 old-fashioned informal
to go to bed:
It's one o'clock - time to hit the sack.
in bed - used to talk about sexual activity:
I bet she's great in the sack.
a situation in which an army goes through a place, destroying or stealing things and attacking people:
the sack of Rome in 1527