When your dick is on hard.
All dat ass on her got me on rock.
by Fredy sanchez January 26, 2008
verb

originates from the song Fergalicious sang by, shock, Fergie. It means to make a person of the male specimen excited...down there

aka to make them hard. rock? hard? get it? HAAaaa!
Fergie: I blow kisses, that puts them boys on rock, rock

Random Ho #1: I totally put him on rock-rock while we were grinding to that song
Random Ho #2: You slut! Can we get drunk and pass out again now?
by _God December 10, 2006
the male genitalia in its aroused state, a sexually excited male.
That redheaded girl is so fine, she had me on rock rock with a quickness.
by Nolezfan December 20, 2006
Gunhaver's call to rally the CHEAT COMMANDOS to action.
"Here comes Blue Laser! Cheat Commandos, ROCK, ROCK ON!!"
by Silent Rip November 29, 2004
When a guy who is hard as a rock fucks a girl who is dry as a rock.
"Conner and Sarah went rock-for-rock last night"
"Oh my god! Are they okay?"
"They are both in the hospital. I don't think they are going to make it."
by Rock Ruchi February 26, 2015
We are either referring to Dwayne "The Rock" Johnson, a basketball, or my dick when it's hard.
Teacher-Hey its time for your presentation

Me-oh shit, here's the rock again
by cousinfucker2347632768 April 20, 2019
Handed an unreturnable blow, or a powerful punch or slap.
by daveydeadite May 20, 2005