Top Definition
Nickname of future hall-of-famer and K/9IP king Randy Johnson, thus giving him the distinction of being the only baseball player to have a double entendre for both his given name and his nickname.
Randy's pitching makes every pitching fanatic's unit big.
by ScabNainz January 31, 2005
1One of large stature
2He who has very broad shoulders
3Big fella
"look at that fella, he's a big unit, could call him a tank really"
by Leah May 28, 2003
Overweight or large statured female.
Generally look quite imposing or scary - you wouldn't want to upset one.
Seen the new bird in accounts? She's a big unit!
by Ockt October 17, 2005
Randy Johnson
the greatest strikeout pitcher of all time. 4,000 plus SO, threw a perfect game in may 2004.
by uknowhoiam July 02, 2004
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