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2.
The same as a "wallet," Grandma.
Sonny, can you grab my billfold? I'll give you a dollar for lunch.
by yodawwgggg September 01, 2010
 
1.
Like a wallet, but harder to find. Usually does not actually contain any money.
"Can you guys come pick me up? I can't find my billfold."
by PK-Fire January 11, 2004