A creature whose ass is continually at the upper limit of extreme cold.
It's colder than a brass monkey's ass.
by Bumkicker Slade May 11, 2005
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A nightclub located in Narre Warren frequented by teenyboppers and old afghanis. Highest bogan concentration of the south eastern suburbs (melbourne). Adam 12 play there!
hey dazza, gazza, cheryl, lets go yo the monkey to listen to some nickelback and own some wild turkeys!!!
by leonie April 4, 2003
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When something (usually an action, circumstance, or conversation) becomes odd, weird, bad, or funky it is referred to as 'Brass Monkey'.
1. "While I was up to bat, the pitcher threw me the most brass monkey curve ball I have ever seen!"

2. P1: "I just saw a mailbox shoot a boy!"

P2: "Wow, that is brass monkey."
by T.H.E.Jasper April 28, 2010
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another way of describing an amazing hand job. also a nickname given by a couple in OC
Boy: Hey babe, what are we gonna do tonight?

Girl: I don't know, I haven't given you a brass monkey in a while

Boy: Oooooh, sounds good *whips out KY*
by OClovers April 6, 2009
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funky monkey, Brass monkey, that funky monkey
Brass-Monkey is a
by When_ January 19, 2021
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What happens to a man's scrotum during extremely cold weather. A painful form of shrinkage.
I had a severe case of the brass monkey in the locker room after the hockey game.
by bill the cat September 10, 2008
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Extremely cold weather, used by people of Sunderland and possibly Newcastle (I am not saying the 2 are the same, don't worry) as they are the only type of people who I have heard say it. "Brass monkey weather" is called thus because the temperature is so cold that "it would freeze the bollocks of a brass money".
#1: Boooar, its brass monkey weather!
#2: Ha? What?
#1: It would freeze the bollocks of a brass monkey
#2: Genius.
by who knows but I May 27, 2006
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