when a guy see's a hot girl and wants to do some naughty things to her, he would say "TOAH". the sound is similar to spitting, except no saliva comes out, more like the act of it.
Also, a form of lubrication... This involves spitting on the penis before inserting it into a womens vagina, or ass. this will help things going a little better.

the verb to kill him

A nice charming lad who is very loyal but may try to put a hole in your water bottle