Something disgusting; nasty TMI
1) To gross someone out;
2) to kill someone - cyberpunk
Variant of squeak.
"Yuck! I don't need to hear the details of your toe fungus problem, George. That's some serious squik!"
"Dude, I'm SO gonna squik Mary out with this fake vomit stuff."
"Take him out back and squik him."
"The mouse let out a tiny squik before disappearing back into the hole."