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1. hump jump
the act of grabbing your crotch and jumping/pelvic thrusting forward
-OMG, have you seen "This Is It"
-No, not yet. Was it good?
-Yeah, except for all the hump jumping.
2. hump jump
verb: In Halo, when in mid-air, clicking the left thumbstick a second time causing the Master Chief's legs to raise up, useful in clearing tall obstacles.
I'm going to have to hump jump over that rock.
by Shmitty Jun 27, 2005 share this add a video