A sentence that can be said after your friends say something that could possibley be turned into something sexual...
Person1: hey here, can you hold my ice cream for a while.
Person2: ya sure, (person 1 hands person 2 the icecream)
person2: o shit this is really slippery
person1: thats what she said...

what person 1 is refering to is a girl that would say that during sex...hes pretending that when he was having sex a girl said, that his penis is slippery...

this can be used in anything...
by abdumac August 20, 2006
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when you say something and someone else interperates it in a perverted way, they say thats what she said.
"hang on im almost done"
"thats what she said"
by deejaylovesmaddie January 1, 2010
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An over used joke that was funny the first three times it was used, for evermore that mark of a person (typically male) desperate for pussy and so horny they can't think strait to come of with a legitimate witty retort/joke.

See "thats gay"
Robert: Man last night was fun
Mike: Thats what she said!
Robert:...no, just, no.
by Roushfan5 May 8, 2010
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a phrase invented by god himself
a phrase which makes triple science class fun
a phrase which makes you look like the alpha male
a phrase which can be used anywhere...............
harmless girl attempts to open a door with the wrong key.

harmless girl: dam it wont fit in its too big.

cool guy: thats what she said..oh ya

harmless girl: "sigh"
by confires February 27, 2008
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a phrase that you would use to turn an innocent sentence, sexual.
Example 1:
"why is it so big i dont think it'll even fit"
"thats what she said"
Example 2:
"it's so small LOL"
"thats what she said"
Example 3:

"if you go too hard it'll break"
"thats what she said"
by gosyd12345 February 17, 2022
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when someone says an inuendo you say thats what she said
person 1- holy shit thats mad big
me- thats what she said
by monstacock April 16, 2008
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