The act of masturbation at work.
Being unable to do so at home, Bob did a work jerk.
When you jerk off to some mystical elves in the forest
I just an amazing forest jerk to this elvish princess in Mirkwood
When you’re really short on time but you also need to jerk it
“If I hurry I can grab a bite to eat, start my laundry, and I can probably jerk a quicky, too!”
When you jerk your homie off with your ass-hole and then he starts 69-ing with you.
When you're kicking it with your homie and you Herkin Jerk him
When a girl wants to act like she's down, but hasn't decided she's going to "give it up", she will dry jerk (fondle a man's dick, balls, or asshole) to prolong the decision of intercourse.
She was dry jerking me with her shoes still on so she could decide to run out the door.
One who is a jerk but more jerkier.
Jason is being a jerk test today than ever before.
Jerk jousting is when you and a friend with a penis take off all your clothes and get an erection and run at each other until your penis' clash.
Hey Jerry, want to go jerk jousting with me?