Green’s Dictionary of Slang

1. to sidetrack someone or something, to marginalize, to slight or disregard.

1904		Ade ‘The Fable of the Girl Who Wanted to Warm Up’ in True Bills 86: He allowed his Affections to get all snarled up with a tall female Elfin named Sophy. Fate kissed him off and he lay froze against the Cushion.
1948		J. Evans Halo For Satan (1949) 83: [He] had kissed off all raps except [the one] for tax evasion.
1964		E. Wilson Earl Wilson’s N.Y. 270: She too is unapproachable, though her voice is deeper and more resonant in her ‘kiss-off-brother’ response.
1986		C. Stroud Close Pursuit (1988) 211: He was a pretty junior ADA and it was possible that the honchos [...] were kissing him off with minor shit and keeping the sweet stuff for themselves.

2. (US) to murder or to die.

1911		T.A. Dorgan ‘Daffydills’ in El Paso Herald (TX) 31 July 8: Lifting up his limp form they decided that he had kissed off.
1911		T.A. Dorgan in Zwilling TAD Lex. (1993) 52: The person doc said his temperature was 227 and that he would kiss off at any moment.
1991		P. Cornwell Body of Evidence (1992) 232: He related to her killer to the point he freaked, took himself out of circulation, kissed off before he cracked.
1996		Eble Sl. and Sociability 83: Five terms mean ‘kill’: chill, kiss-off, off, vamp, and waste.

3. to defraud, to cheat.

1935

A.J. Pollock Und. Speaks n.p.: Kissed off, defrauded of share of loot or plunder.

4. to reject, to ignore, to spurn, esp. a lover; thus excl. kiss off!, go away, don’t talk rubbish!

1935		A.J. Pollock Und. Speaks.
1947		B. Schulberg Harder They Fall (1971) 225: Soon as I [...] pay him off, I kiss him off for good.
1952		Lait & Mortimer USA Confidential 39: The prostitute is kissed, then kissed off.
1967		L. Bruce Essential Lenny Bruce 248: That kisses off the grandchildren.
1973		E. Bunker No Beast So Fierce 163: We can kiss this one off [i,.e. a planned robbery] for good.
1981		G.V. Higgins Rat on Fire (1982) 33: Too much time in to retire and kiss off the pension.
1990		J. Wambaugh Golden Orange (1991) 240: Sammy Vogel kissed it off.

5. (also kiss out) to bring to an end.

1931		W.N. Burns One-Way Ride 33: He should have had sense enough after that Elba jolt to kiss himself out of the game.
1949		N. Mailer letter 30 Apr. in Selected Letters (2014) 80: I bnogged down today on page 122 of the new opus, and when your letter came I decided to kiss off for the day, and answer.
1949		Monteleone Criminal Sl. (rev. edn).
1955		B. Appel Tough Guy [ebook] Now with prohibition kissed off, they began to concentrate on organizing the remaining independents into the poorhouse.
1979		S. King Dead Zone (1980) 193: You can kiss off that book!
2001		(con. 1964–8) J. Ellroy Cold Six Thousand 205: Barb kissed off ‘Twilight Time.’ Barb did the Mashed Potato. Barb did the Swim.

6. to come to an end.

1953

L. Uris Battle Cry (1964) 102: We both knew it [i.e. an affair] was going to kiss off sooner or later.

7. (US) to leave; leave alone; also as excl. go away!

1951		N. Mailer letter 31 Dec. in Selected Letters (2014) 113: Kiss off, Devlin. I’ve got my own troubles.
1966		Current Sl. I:1 5/2: Kiss off Leave someone alone, go away.
1967–8		Baker et al. CUSS.
1991		B. McCarthy Vice Cop 15: ‘Meanwhile, he’s gonna kiss off, get back his own partner and go out and do whatever they want to do’.