left-winger
nounEtymology From left-wing + -er.
1
Government, Politics A person who espouses left-wing political views.
2
A member of the left wing of a party or group.
3
Hobbies, Lifestyle, Sports A person who plays the position of left wing.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.