Beastosterone 

A hormone released when you are very angry and about to blow. This hormone helps release your inner beast, stimulating your anger and making you (temporarily) feel better.

I'm all jacked up on beastosterone, I'm about to go apeshit on your ass

Beastosterone by Will.I.Am22 October 21, 2009

beastosterone 

adj. when something is so unbelievably awesome and fantastic that everyone simply stands in awe of it for several miraculous moments. I believe this word spawned off of the the word beastosity which is the noun form for such an event. see "beastosity level", a rating system.

last night i was tripping on acid and i started hallucinating about Santa doing the foxtrot with Satan in Toronto, man it was totally beastosterone.

beastosterone by j-moné June 6, 2005

Brostosterone 

A hormone that flows thru the veins of bro's. It gets out of control when haters talk shit.

Yo Emer chill out, you should understand this in a positive manner...its brostosterone roaming through your body

Brostosterone by goatfishsandwich March 9, 2011

breastosterone

Female version of testosterone. Equivalent of chestosterone.

"I'm gonna killa that skanky ho" raged Brittany, as she pulled herself free from her friends, the breastosterone giving her unexpected strength.

breastosterone by JeanDePierre February 3, 2008