verb To exclude; to specify as being an exception.
I find most people annoying — present company excepted, of course!
verb To take exception, to object (to or against).
to except to a witness or his testimony
preposition Used to introduce an exception or qualification to something previously stated.
There was nothing in the cupboard except a tin of beans.
conjunction Used to introduce a clause, phrase, verb infinitive, adverb or other non-noun complement forming an exception or qualification to something previously stated.
You look a bit like my sister, except (that) she has longer hair.
conjunction Loosely, used to introduce a contrastive statement explaining why something wasn't successful, didn't happen, etc.
They fired tear gas at us, except the wind was blowing the wrong way.
conjunction Unless; used to introduce a hypothetical case in which an exception may exist.