Originated in text-based MUDs in the 90s where users would type commands into the console to "emote."
Person 1: I love you so much, dearest.
Person 2: Sweet! *SNUKE*
"say I just slayed that level 50 dragon!"
You say: I just slayed that level 50 dragon!
Hrothgar tries to type "smile" but his hands are on the wrong keys!
2.) (v.) To defile in a trashy and classless way, characteristic of "Snookie."
News Reporter: "It is recently come to our notice that the U.S. of glorious A. has decided to drop a Snuke on North Korea."
Viewer 1: "Dude, I thought we were the good guys!."
Viewer 2: "I must say, I think I'll be rooting for North Korea in this one."
Dude: "So how was that party last night, bro?"
Bro: "I met this hot chick and we started getting busy... but then she snuked all over my piece."