Onion DIP. It's onion DIP.
The Big Bang Theory Season 1, Episode 15
You had a little cheese DIP, you farted.
I thought it was cute.
The Big Bang Theory Season 2, Episode 9
which is why
I'm going to DIP
The Big Bang Theory Season 5, Episode 23
...I just want to DIP an apple in your face.
The Big Bang Theory Season 6, Episode 21
Okay, how about you just
DIP your toe in and meet one of them?
The Big Bang Theory Season 6, Episode 24