
I was only being polite.
Pemberton is a grade A WEASEL.
The Big Bang Theory Season 12, Episode 21

Why do you say he's a WEASEL?
The Big Bang Theory Season 12, Episode 21

("POP GOES THE WEASEL"
PLAYING ON BOX)
The Big Bang Theory Season 6, Episode 21

...against a brawny member
of the WEASEL family.
The Big Bang Theory Season 4, Episode 2

Even if she fornicates
like a demonic WEASEL.
The Big Bang Theory Season 7, Episode 18