ETADIK 

An 'oriental martial arts' training method used by the US Green Berets. It is comprised of advanced combat marksmanship, encouragement, and one-on-one instruction. It is often used as a verb.

I went to Ft. Bragg and a Green Beret told me to ETADIK.

ETADIK by Reno961 April 2, 2009

edadikup

To tell someone to go fuck themselves.

Michael told Claire to edadikup bitch. Claire replied, "huh?" Michael responded "shodafuk!" After Claire said "huh?" again, Laura replied laughing , he shodafuk did say edadickup!"

edadikup by Smiley154728 December 16, 2016