A rat-flial is what Leo off VGCats makes with a club and a dead rat. He tied the rats tail to the tip of the stick.

Unfortunatly, if you use it, you will catch the plauge and die
Look, Its a rat-flial!!!
by milkoy May 9, 2005
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1) A fictional weapon rumored to exist in half-life 2 that consists of a dead rat attached to metal handle used for swinging at the desired opposition.
It swung the rat flail at the medieval Goblin.
by Bettermann February 28, 2005
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