Green’s Dictionary of Slang

(US campus) a member of the Delta Kappa Epsilon fraternity.

1871		L.H. Bagg Four Years at Yale 138: DKE men are often called ‘Deaks’.
1936		M. Levin Old Bunch (1946) 161: Have those dekes got any option on all the hot stuff?
1948		(con. 1944) N. Mailer Naked and Dead 238: Dekes under the skin. Even Conn and he had made up.
1957		J. Blake letter 20 Nov. in Joint (1972) 108: The choir director is a Duke Almunus, a perennial Deke-type.
1966		(con. 1958) R. Farina Been Down So Long (1972) 97: Spider had cut the lip off a blonde Deke in a white seersucker suit three years before.
1982		A. Maupin Further Tales of the City (1984) 35: Nelson Schwab had cornered him during Hell Week at the Deke House.
2004		Delta Kappa Epsilon at the Univ. of the South at www.sewanee.edu 🌐 True to the motto, we Dekes have strong bonds of brotherhood, despite our diverse backgrounds. Equal parts of the gentleman, scholar, and jolly good fellow are the makings of a Deke.