look up any word, like donkey punch:
 
1.
learn about
"I'm gonna go bone up on my history facts"
by Aeon102 May 17, 2004
118 20
 
2.
To revise, especially cramming.
"I've really got to bone up on these maths problems."
by Uninnocent May 18, 2004
49 35
 
3.
get a woody, a hard on
Did she make you bone up?
by Nicolenz September 23, 2006
48 42
 
4.
To roll a joint.
Greg: Are we gonna 'bone up'

Everyone: shut the fuck up, but fine we will get a joint on the go
*finished rolling*
Greg: I don't feel like smoking

Everyone: ... Uuuuuuggghhhh ffs
by Reading2k13 February 05, 2014
4 1
 
5.
Verb-
When You Get A Hard On & It Makes Your Body Do A Pushup.
Timmy Tried To Do Bone-Ups To Impress His Girlfriend.
by Chi Chang October 25, 2008
3 4
 
6.
to revise.
I had to bone up on my algebra in time for the exam
by Anonymous June 03, 2003
23 26
 
7.
Slang term for getting stoned and masturbating at the same time.
I was bored and had some weed, so I found a couple of porno mags and started to bone up.
by silentounce January 23, 2009
17 33