never

At no time; on no occasion; in no circumstance.

I finally finished, and I never do wanna do it again.

We were at the same college, but happened never to meet.

Not at any other time; not on any other occasion; not previously.

There is no jewel, be it of never so rich a price, which I set before this jewel: I mean your love.

"He is just what a young man ought to be," said she, "sensible, good-humoured, lively; and I never saw such happy manners!--so much ease, with such perfect good breeding!"

Negative particle (used to negate verbs in the simple past tense; also used absolutely).

The police say I stole the car, but I never did it.

You said you were going to mow the lawn today. – I never!

Did not; didn't.

I told him to go to Woodlands to buy durian for me. He came back and said no durian. But he some more said-ah, he got see people selling durian in Bukit Timah. I ask him-ah. Why you never buy from Bukit Timah.

That's what he said. But I never see anything. Maybe it's an invisible dog. Or very good at hiding.

A statement of defiance

‘Guess what, I've won the pools!’ ‘Never!’