Hint: it's based
on Sanskrit,
The Big Bang Theory Season 12, Episode 2
Or as they say in Sanskrit,
The Big Bang Theory Season 9, Episode 8
but not the Sanskrit
you're thinking of.
The Big Bang Theory Season 12, Episode 2
Yeah, I guess they don't have Sanskrit
for "butts up and heads down."
The Big Bang Theory Season 10, Episode 19
You know, downward-facing dog comes from
the Sanskrit phrase adho mukha svanasana.
The Big Bang Theory Season 10, Episode 19