forget it

alternative forget about it

1. Absolutely not; I forbid it or it is impossible.

   You think you're getting into university with these grades? Well, forget it!

   1 more example

   You said we could go to the mall! —Forget it! Look at the state of this room! You're going to stay here and clean up before you go anywhere.

   Synonyms: no way, under no circumstances

2. It doesn't matter.

   Near-synonyms: don't worry; who cares, I don't care

   1 more example

   What were you saying? – Oh, it was nothing important, forget it.

   Synonyms: don't worry, who cares, I don't care

3. A conventional reply to an expression of gratitude.

   Near-synonym: don't worry

   1 more example

   Thank you so much! How can I repay you for your kindness? – Forget it; it was nothing.

   Synonyms: don't worry

4. I don't want to continue with this conversation (usually used in frustration or anger).

   Near-synonyms: (vulgar) fuck it, fuck this

   1 more example

   It's raining. I said, "It's raining." Do you hear me? It's raining! Oh, forget it!

   Synonyms: fuck it, fuck this

5. Don't let it bother you; put it out of your mind.

   So, life is disappointing? Forget it. We have no problems here. In here, life is beautiful! The girls are beautiful! Even the orchestra is beautiful.

   1966, “"Willkommen"”, in Fred Ebb (lyrics), John Kander (music), Cabaret

   Synonyms: don't worry, pay no mind