Green’s Dictionary of Slang

four-H phr.

(gay) ‘possessing all the qualities required to be sexually irresistible, viz beautiful (handsome), modishly stylish (hip), having a large penis (hung), and highly sexed (horny)’ Simes (2018).

[US]‘Rich Cummings’ S.U.C.K. 31: ‘He could even drag along his girl friend, as long as he’s good 4-H material: handsome, hip, hung and horny’ [Simes:DLSS].