
Do I detect a HINT of condescension?
The Big Bang Theory Season 4, Episode 3

All right, give me a HINT.
The Big Bang Theory Season 7, Episode 7

Is "back on track" a HINT
that it has something to do with trains?
The Big Bang Theory Season 10, Episode 11

I'll give you a HINT,
The Big Bang Theory Season 10, Episode 5

Hint: it's based
on Sanskrit,
The Big Bang Theory Season 12, Episode 2