look up any word, like swoll:
 
1.
1. to feel confident of success

2. to expect great things to happen
Blitzer 1: The boys are looking bigger, faster and sharper.
Blitzer 2: I'm bullish.

Knights is bullish about the Essendon list and their prospects for 2008.

Jetta and Dempsey will play this weekend. Bullish
by Bomb Doe February 16, 2008
 
2.
to feel confident of success

as indescribable feeling of knowing things are going to be good
Knights is bullish about the Essendon list and their prospects for 2008.

ATE only saw doom and gloom and was not at all bullish.

Blitzer 1: The boys are looking bigger, faster and sharper.
Blitzer 2: I'm bullish.

Myers and Gumbleton will play this weekend. Bullish

Jetta. Bullish
by Bomb Doe February 13, 2008
 
3.
to express excessive, uncharacteristically high libido through body language (i.e. pelvic thrusts)
That bitch was mad bullish all gyrating and shit.
by Nickbotto November 29, 2010
 
4.
To feel horny, like a bull.
Dude, I haven't had sex in 24 hours, I'm feeling pretty bullish
by trickyÖ July 13, 2011