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1.
when you give a hand job to a male friend face to face while he is giving you a hand job with the opposite hand
He does the criss cross with his brother.
by Trevor Davis 69 June 17, 2010
 
2.
To intersert instruments such as, Penis, Fingure ect.. in a subjects anus forcefully while they are unaware.
while having sex with you're girlfriend, quickly pull out the penis or use the index fingure and forcefully insert it inside her anus while she is unaware it and say "Crisscross" before she kills you.

This is a tridition to all and a must try for all you dare devils.
by Ibanana January 16, 2013
 
3.
When two males urinate over the bowl simultaneoulsy causing the urine to crisscross and form into one stream.
Ubs and Butchie did a crisscross after drinking a case of beer.
by Michael Bauer November 04, 2007
 
4.
Whe you want no one to take your seat you call it "criss cross" as in putting a cross on your spot.
"Elena, I called it criss cross so get your butt off my place!"
by MIREYA January 05, 2006