1 definition by Jickens

Top Definition
Pronounced "fya powa"
The quality of having built or swole arms. Arms (or specifically biceps) are sometimes known as "guns" so to have strong/muscular ones equates to having "firepower."

As heard in Night at the Museum 2.
Check out the gunshow over here, *flexes each arm* Boom, Boom, FIREPOWER! (FYAPOWAAA!)
by Jickens June 29, 2009

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