Yep, it's that time of year. I thought it fitting to pay homage to sailing ancestory by providing guidance on the correct usage of this phrase. I have always enjoyed the slaps in the face from the non-sailing types when they incorrectly assume I'm referring to a living/breathing mammals anatomy. LOL
incorrectly assuming I'm somewhat of a letch (well, maybe somewhat). 
http://www.truthorfiction.com/rumors/b/brassmonkeys.htm


http://www.truthorfiction.com/rumors/b/brassmonkeys.htm