What is Manvil?
1.
A very sturdy, heavy tool. A cross between the words "man" (humanity as a whole) and "anvil" (a hard and massive block of stone or metal used as a support for chiseling and hammering).
You'd need a crane and a bulldozer to get that ugly manvil up the stairs.
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2.
A particularly large and massive penis.
A fusion of "Man" and "Anvil".
"I dropped the manvil on that poor cuntlip last night."
Random Words:
1.
Used to descibe an Ass/butt/bum in a sexual context. Named as you should only be sticking it in there if it's an accident or emerge..