the number 6:
six months ago
She arrived just after six (=six o'clock).
He learnt to play the violin when he was six (=six years old).
used to talk about a number that is between 100,000 and 1,000,000:
The final cost of the project will easily run into six figures (=be over one hundred thousand pounds or dollars).
disorganised and confused:
When the visitors arrived we were still at sixes and sevens.
used to say that both people or groups who are involved in a situation are equally responsible for something bad that happens:
In any family quarrel, it's usually six of one and half a dozen of the other.
5 British English spoken
to affect someone strongly in a bad way:
Losing his job really knocked him for six.
a hit in cricket that scores six runs because the ball crosses the edge of the playing area before touching the ground