But I can't take the BUS.
They don't have seat belts.
The Big Bang Theory Season 2, Episode 5
Sorry I'm late, but my hammer got stuck
in the door on the BUS.
The Big Bang Theory Season 1, Episode 6
I'm gonna have to learn
a whole new BUS route.
The Big Bang Theory Season 10, Episode 7
Yeah, I was such a fan that in 1995
I traveled 10 hours by BUS...
The Big Bang Theory Season 3, Episode 5