Green’s Dictionary of Slang

(W.I./UK black teen) jealous, envious.

1995		Francis-Jackson Official Dancehall Dict. 43: Red-eye covetous: u. she red-eye, yuh see/she’s very covetous.
1999		(con. 1979–80) A. Wheatle Brixton Rock (2004) 103: When Biscuit sees dis he’s gonna be so red eye.
2005		(con. c.1945) A. Wheatle Island Songs (2006) 55: De udder girl dem ketch red eye. Jealous dem ah jealous.