
I've bounced many a RUBBER ball
in my day.
The Big Bang Theory Season 5, Episode 17

Where others saw a dirt lot,
he saw black lights, RUBBER aliens...
Breaking Bad Season 3, Episode 11

I do. I tested their object
permanence with a RUBBER duck,
The Big Bang Theory Season 12, Episode 17

The pencil's RUBBER.
The Big Bang Theory Season 4, Episode 18

It can cut through steel
like it was RUBBER.
The Big Bang Theory Season 2, Episode 12