
That, however,
appears to be a football COCKTAIL dress.
The Big Bang Theory Season 3, Episode 6

I believe you were about to ask me
to choose a COCKTAIL.
The Big Bang Theory Season 4, Episode 7

Cocktail party? A Tupperware party?
The Big Bang Theory Season 10, Episode 6

...it was left to right, evening gowns,
COCKTAIL dresses and his police uniforms.
The Big Bang Theory Season 1, Episode 2

Slightly bigger COCKTAIL umbrellas.
The Big Bang Theory Season 9, Episode 16