- left-hander, lefty, southpaw - a person who uses the left hand with greater skill than the right; "their pitcher was a southpaw"
--1 is a kind of person, individual, someone, somebody, mortal, human, soul
- left-handed pitcher, left-hander, left hander, lefthander, lefty, southpaw - a baseball pitcher who throws the ball with the left hand
--2 is a kind of pitcher, hurler, twirler