![I believe the back-scratching metaphor
describes a quid pro quo situation...
I believe the back-scratching metaphor
describes a quid pro quo situation...](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
I believe the back-scratching METAPHOR
describes a quid pro quo situation...
The Big Bang Theory Season 2, Episode 16
![Yeah, me, too. I was stuck for a metaphor.
Yeah, me, too. I was stuck for a metaphor.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Yeah, me, too. I was stuck for a METAPHOR.
The Big Bang Theory Season 9, Episode 12
![That was a beautifully written
penis metaphor.
That was a beautifully written
penis metaphor.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
That was a beautifully written
penis METAPHOR.
The Big Bang Theory Season 5, Episode 1
![I believe the appropriate metaphor here
involves a river of excrement...
I believe the appropriate metaphor here
involves a river of excrement...](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
I believe the appropriate METAPHOR here
involves a river of excrement...
The Big Bang Theory Season 2, Episode 8
![I believe this is an extension
of the death metaphor.
I believe this is an extension
of the death metaphor.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
I believe this is an extension
of the death METAPHOR.
The Big Bang Theory Season 2, Episode 8