look up any word, like b4nny:
 
50.
slang term for any sex, male or females, sexual arousal towards the opposite sex or same sex in which they are attracted to. For men, it's a literal term of course where the penis becomes physically stimulated and aroused. However, it can also be used in the sarcastic sense like for women, its a term or phrase meaning shes "hot" for a guy or "wants to do him badly".
The only reason why i let Stephen get away with being an asshole to me is because I still have a freak'n boner for him.
by girlnextdoorxjbx April 03, 2008
 
51.
A term used to express when you are really excited about something or when something really great happens. Note: better if used by females.

Antonyms: (used for sucky situations) flacid, limp, chode
"We're going to Tampa for Spring Break."
"That's such a boner."

"Sushi for dinner?"
"I have a boner."

"Meet me on the quad it's so nice out."
"10,000 boners."

"Want to go to NY this weekend?"
"BONER!"

Can also be inferred by the statement, "I just popped one."
or spelled "BONAH"
by Loonifer Bunny October 20, 2009
 
52.
(n.) A hard-on for Beta.
Dude, that Beta party was so good I totally have a BONer now
by the mizzzle November 18, 2010
 
53.
To have an unhealthy obsession with someone/something.
"Hey man, what's with all the posters of that country singer in your room?"

"Dude, I have a huge boner for Taylor Swift."
by Hawke Trackler January 16, 2009
 
54.
an erect penis or an insult
jim stop being such a boner
by man14 December 07, 2009
 
55.
a man gets a boner when he gets sexually excited about something.

His penus goes erect and sticks up
he can vene start shaking because of the loss of control
geogrpahy teacher: that girl is hot
hot girl: hey mr.

geography teacher: aaaaaahh OH MY DAIIZ! STOP IVE GOT A BONER
hot girl: :$
by mynameisjul May 20, 2009
 
56.
Another way of calling something 'stupid'
Girl A: I have to clean my room tonight.

Girl B: That's boner.
by liddohitler October 21, 2010