A woman's breasts. Especially when unrestrained and allowed to move.
When I walk down The Strip, I always hear men saying, "She has nice knockers!"
by Little Deby Big Boobs May 21, 2005

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Top Definition
See tits, hooters, bazookas, bazongas... same thing.
Knockers have to be kinda big to deserve being called that.
Lil titties are better addressed as mosquito bites or zits
Like electric toy trains, knockers were originally designed for kids, but are mostly enjoyed by grownups.
by Hugh G Rection September 19, 2003

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breasts, usually female and large.
Damn, that bitch got some big ol' knockers.
by Sootylicious January 18, 2003

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Breasts--large in size.
Delightful things for men to grab/suck/play with.
Damn! That fucking bitch has huge fucking knockers. I wanna tittie-fuck her!
by Mr.Bigstuff July 09, 2006

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yet another definition for boobs or titties
Damn, that bitch has got some nice knockers
by Amanda February 02, 2003

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A breast.
That's one nice knocker.
by Jack November 22, 2003

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A British euphemism for large breasts.
Blimey, look at her knockers!
by One Rusty Bucket May 24, 2013

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a single breast
ya mum has a knocker
by no body's body November 24, 2003

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