To create one of the most glorious sounds ever concieved by the the great Metal gods. That is to unleash from the soul a most triumphant Waaaaaaaaaaaaaaaaaaaaaaaaaaaaa!!!! or Yeaaaaaaaaaaaaaaaaaaaaaahhhh! at extremely high or accending frequency with much vibrato.

Vocal emissions from Rob Halford or Eric Adams(of Manowar).
You know that old Judas Priest song called "The Ripper" where Rob Halford lets out a most hallacious wail that just makes your balls quiver?

Pendletron: Theres this wicked awesome song by Manowar where Adams lets out this otherworldly, mega wail that just makes my ass pucker in elation...

David Bashammer; Oh you mean like every freaking kick-ass Manowar song?

Pendletron: Thats the one..........mofo.
by Sky Puncher August 18, 2006
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1. verb-To eat or drink, or consume something very fast

2. verb-To hit or punch repeatedly
Wow, I really wailed that sandwich!

You missed a great fight, you should've seen him wail on his face!!!
by Kristen L January 23, 2007
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2. A word that can be applied ot almost any term to express force. A fun and expressive word.
I wanna wail her face. (passionate kissing)

I wailed him in the jaw. (punched)

I would wail her so hard. (I would sleep with her)

I really wailed that party. (made a big scene at that party)

I got wailed. (embarassed, ridiculed)
by Johnny Vague February 20, 2005
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"I just fu*ked that girl without a condom, WAIL"
by Bobbaaaayyy Jones September 23, 2012
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When a fail is so epic, it becomes a win
"Dude, you have over 400 socks and not a single matching pair?"

"I know. Its such a wail."
by A Kreeper January 2, 2010
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1. To engage relentlessly in any activity. i.e. having sex, eating, smoking, drinking, working. Indulgence.
Damn, I'm about to wail on that girl. or Let me wail on that cigarette.
by sweetpotato August 13, 2004
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