when you give a women multiple mind-blowing orgasms leaving her incapacitated and able to do nothing else but fall asleep
guy A: where's your girlfriend
guy B: we just had a fuck session and i fucked her out. she's taking a nap
by kimbo slizzle December 3, 2009
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a term derived to tell your male friends your girlfriend is worthless; give up on a female;slut;
Tom snickered to Joe," my girlfriend is fucked out.
by Gabe July 6, 2003
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When a man fucks a woman so good she orgasms multiple times, trembles/shakes uncontrollably, is unable to speak properly and needs to sleep afterwords to recover.
Ted: Fucked me girlfriend last night good and proper, she couldn't speak properly afterwords.

Bob: Thats because you fucked her brains out man.

Ted: Fucking right i did!
by Retro-Cat February 29, 2016
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when a man fucked a women so hard she had multiple orgasms and shakes her legs while she cant control it and also takes a fat ass nap afterwards.
Trey: "fucked her brains out "
Kevin: " damn she shaking?"
Trey: " hell yea"
Kevin: "my boi"
by Jaedyn <3 March 30, 2022
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to have sex with (someone) energetically
If Paris Hilton was my girlfriend, I'd fuck her brains out.
by Atheer May 9, 2007
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Term used to describe vigorous sex with a some hot bitch. Usually used in a hypothetical situation- bar talk.
Frank was all boozed up when he gestured to that bitch in the corner and said to me, "hey... how would you like to fuck her headlights out." Frank is such a moron.
by Frank Klaune June 24, 2006
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The act of shooting someone in the head with a large caliber round and proceeding to have sex with the bullet hole.
1 "Dude, I'm totally gonna fuck her brains out tonight."

2 "No man that's not cool, that's fucked up."

1 "You mean it will be."
by Jdhdiehdudbdunsd July 23, 2013
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