
I sent them a BIKINI shot of you years ago.
The Big Bang Theory Season 8, Episode 8

Or we could take you to get a BIKINI wax.
The Big Bang Theory Season 9, Episode 11

Why would I get a BIKINI wax
for my birthday?
The Big Bang Theory Season 9, Episode 11

Just to clarify, which one
of you is wearing the BIKINI?
The Big Bang Theory Season 7, Episode 19

...unless you count
the BIKINI car wash I did in school...
The Big Bang Theory Season 8, Episode 1