Sac Tackle

The process of running full speed at an individual and jumping while commencing to drop trou in mid air and tackle them to the ground with your balls

Me: God that kid is fucking annoying
Tyrell: Dude, I know. Im gonna sac tackle him in P.E.

i would tackle that

A declaration that you find somebody very attractive and would engage in intercourse if he asked.

A variation of "I would tap that" based on Rugby.

Two girls talking:
"Take a look at that rugby player"
"I know right? I would tackle that"

Cape-Tackle

An attempted tackle often performed by terrible rugby players in which the player jumps on the opposing players back. He is then helplessly dragged behind like a cape. Also known as the backpack or koala tackle.

Son, I am disappoint at your ridiculous cape-tackle attempt.