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1.
German for "hail"

Sometimes used to express the opinion that someone's a fasist/nazi usually combined with the traditonal Nazi-era salute (raising one's right arm at a straight diagonal infront of them}
Heil Principle! Heil!
by JesterMonkey June 01, 2004
 
3.
an unnecessarily rude person who has no consideration for others
Jeez amy is such a heil I don't understand how she has friends
by Shalalalop August 23, 2008
 
4.
Yet another way of saying "hell"
"You want some beers"

"HEIL YAES!"
by Jordash August 20, 2004