Moo - fer: noun - A term used to describe a person as resembling a cow. Slang: A term used to refer to a friend in a slightlydegrading way but as a friendly greeting.
Sometimes used as a term of endearment to refer to sub woofers. Also used as submoofer. Usually seen on car stereo forums and bulletins on the internet.
OMFG that moofer is teh sexxors! How much did it cost?