(sitting on the bus, on a cafe, or the like)

Rob: You know, Tim, I like you.
Tim: Uh... hey I like you too Rob.
Rob: No, I mean, I really like you.
Tim: Ok... uh... *looking away while desperately trying to find something else to talk about*
Rob: Shouldn't we, you know...
Tim: Stop there, Rob. What exactly are you...
Rob: Wait, aren't you gay too?
Tim: No!!!
Rob: ...
Tim: ...
Rob: ...nevermind then.

*awkward silence*

Tim: sometimes i wonder if your parents expected you to be so gay they named you that
Jay: what? i dont get it

Tim: nevermind

Example 1

Speaker 1: Oh boy I'm exhausted...
Speaker 2: What?
Speaker 1: Nevermind...

Example 2

Speaker 1: I couldn't ever manage to finish the bible, I suppose is's because it insists upon itself.
Speaker 2: Because of what?
Speaker 1: Because it insists upon itself.
Speaker 2: What?
Speaker 1: It insists upon itself.
Speaker 2: What does that even mean!?
Speaker 1: Nevermind...

AWW gross dude thats a total nevermind!

Dude, check out that chick?

Where?

Dude over there, oh, nevermind.

K: Should I drive 3 hours to pick up a bed for my 26 year old child when I have to work? (said with aggression and negativity)
L: No, that doesn't make sense let your adult child take care of it ( said with a "what are you thinking ?" tone)
K-Nevermind (said angrily with a you're awful tone)

What did you say? Nevermind