An expression used when a girl or group of girls that are particularly ugly walk by.
Here comes Jessica and her friends, christ, who let the dogs out.
by Seikundas September 21, 2004
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an expression used by a person who sees someone take off their socks and has ugly toes, which we refer the toes as the dogs
boy 1: that girl just took off her socks!
boy 2: who let the dogs out
by girlyjaden11 July 4, 2022
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A phrase used by women in reply to guys who catcall them at the party or club.

The 2000 Baha Men song "Who Let the Dogs Out" made this phrase famous worldwide, but only for a short time. Even in that time, men liked to be known for sleeping around, so they adopted the word to refer to their friends, which is now spelled "dawg."
"Who let the dogs out tonight? I can't dance with a single guy here without him grabbing my butt or trying to take me home!"
by gred64 November 23, 2014
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It means that your underwear and pants have recessed into the butt crack and it has formed a noticeable line in said clothing, viewable by all.
Dude 1: Damn dude, get that dog out the meathouse!
Dude 2: Well quit looking.
by maddizzletwentytwizzle November 3, 2007
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Another way of saying, who farted?
I was sitting in the front rows of the cinema when I heard someone down the back yell, "Who let the dog out?"

"And then people ran screaming from the back row, as if a bomb had gone off!"
by The Moody Poet October 29, 2006
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I heard this in reference to a high-school student who successfully romanced one of our teachers. The explanation I was given is that she was “letting his dogs out”, which I took to mean exactly what you would think. And bless her, she must have known the best way to his heart, because they both got married within a year.
by For The Night December 11, 2015
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