n. someone who does business in a big way. (The abbreviation is an initialism.) : If you're such a BTO, why are we standing here in the rain?
n. a man who chases women. : That twit thinks he's a big-time operator. A stud he's not. , A big-time operator needs a big-time car!
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition. Copyright 2007. Published by McGraw Hill.
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