phr. & comp. abb. people who share an interest or proclivity. : Those guys are really birds of a feather. They are always together. , We're BOF and love to hike and enjoy nature.
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition. Copyright 2007. Published by McGraw Hill.
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phr. & comp. abb. a very boring older person. (See also birds of a feather.) : Bob's dad is a vintage BOF. But all old guys are. , Don't be a boring old fart. Let's go out tonight.
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition. Copyright 2007. Published by McGraw Hill.
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