not

¹ American  

[not] / nɒt /

adverb

1. (used to express negation, denial, refusal, or prohibition).

   You must not do that. It's not far from here.

2. U.S. Slang. (used jocularly as a postpositive interjection to indicate that a previous statement is untrue).

   I just love working overtime without pay. Not!

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idioms

1. not so much, (an expression of dismissive scorn, ambivalence, or skepticism).

   Attractive? Yes. Smart? Not so much.

   Is the world coming to an end? Yeah, not so much.

NOT ² American  

[not] / nɒt /

noun

1. a Boolean operator that returns a positive result if its operand is negative and a negative result if its operand is positive.

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not- ³ American  

1. variant of noto- before a vowel.

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not ¹ British  

/ nɒt /

adverb

1. 1. used to negate the sentence, phrase, or word that it modifies

      I will not stand for it

   2. ( in combination )

      they cannot go

2. Also (archaic): not but what.  (conjunction) which is not to say or suppose that

   I expect to lose the game — not that I mind

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1. used to indicate denial, negation, or refusal

   certainly not

not- ² British  

combining form

1. a variant of noto-

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not More Idioms  

More idioms and phrases containing not

• (not a) Chinaman's chance
• (not to) sneeze at
• (not) all there
• (not) at all
• (not) in the least
• (not) in the mood
• (not) move a muscle
• (not) take no for an answer
• (not) the half of it
• (not) turn a hair
• all that glitters is not gold
• believe it or not
• can't
• caught dead, not be
• coming or going, not know if
• couldn't
• do as I say (not as I do)
• game is not worth the candle
• heart (not) in it
• hold one's breath, not
• it's (not) your funeral
• last but not least
• like as not
• living soul, not a
• mince matters, not to
• more often than not
• no problem (not to worry)
• two wrongs do not make a right
• waste not, want not
• whether or not
• without a (not a) leg to stand on
• won't (will not) hear of
• wouldn't

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Etymology

Origin of not

First recorded in 1275–1325; Middle English; weak variant of nought

Example Sentences

Not a manifesto, not a rigid curriculum — just 26 tiny habits, discoveries and delights that accumulate into a richer cooking life.

From Salon

There was a reminder before proceedings began that hecklers were not allowed - a nod to the previous time Boris Johnson appeared, when protesters had to be escorted out of the building.

From BBC

"If we want to be an inclusive society, we should be inclusive in every part, and not only in the parts we like to be," Benthaus added.

From Barron's

"But, unfortunately, Europe has not yet made its decision."

From Barron's

But the study also highlighted two other factors that many older sellers may not fully understand.

From MarketWatch