I can't believe you kissed my sister
with MOTH mouth.
The Big Bang Theory Season 4, Episode 6
Don't worry, little MOTH.
The Big Bang Theory Season 7, Episode 5
- Yeah, you are. It's just my MOTH...
- If I could interject again.
The Big Bang Theory Season 3, Episode 11
...with MOTH wings and an exoskeleton.
The Big Bang Theory Season 2, Episode 6