
Now we're gonna be
a faceless MASS of six.
The Big Bang Theory Season 6, Episode 2

Yes, it tells us that you participate
in the MASS cultural delusion...
The Big Bang Theory Season 1, Episode 1

- -equals MASS times
9.8 meters per second per second.
The Big Bang Theory Season 3, Episode 10

I'm no longer obsessing
over why the predicted MASS...
The Big Bang Theory Season 4, Episode 7

"for calculating
the MASS of a muon.
The Big Bang Theory Season 5, Episode 16