You can hit him with the BAT,
but it's fine.
The Big Bang Theory Season 10, Episode 18
and never hit them with a BAT.
The Big Bang Theory Season 5, Episode 19
[SINGING]
And also regarding the BAT
The Big Bang Theory Season 8, Episode 21
No, if a man dresses as a BAT,
that's Batman,
The Big Bang Theory Season 9, Episode 21
Batman is a man who dresses up like a BAT.
The Big Bang Theory Season 9, Episode 21