Green’s Dictionary of Slang

(drugs) a variety of hashish produced in Morocco; also attrib.

[1884		Confessions of an Eng. Hachish-Eater 17: The ‘Keef’ state, the state of blissful happiness and contentment].
1912		E. Pugh City Of The World 322: Within these walls [...] you will find a number of silent men sitting in the semi-darkness, enjoying their kaif, which is Eastern for dolce far niente. They loll and sprawl [...] some chewing betel or bhang or hashish, others supine and blissfully unconscious in the throes of an opium dream.
1932		‘Ex-Légionnaire 1384’ With the Secret Service in Morocco 198: We plied him with drink and broached the subject of kief. He produced some of the noxious stuff and we joined him in a pipe.
1953		T. Williams Camino Real Block Seven: jacques: Did she smoke at Ahmed’s? abdullah: Two kif pipes.
1966		T. Keyes All Night Stand 122: Put down some kif there. This’ll be the mammy and daddy of all joints.
1967		I. Rosenthal Sheeper 212: Plenty of kief and no water.
1971		‘Hassan-i-Sabbah’ Leaves of Grass 1: Kif / Mahjoun / Keef.
1980		S. McConville ‘Prison Language’ in Michaels & Ricks (1980) 525: Cannabis is also known to prisoners by the names given to it in the different places in which it is cultivated: [...] ganga (West Indies), and kief (North Africa).
1986		L. Heinemann Paco’s Story (1987) 37: New Orleans fags in Mardi Gras drag [...] stoned out of their fucking skulls on bennies and kef.
1999		Indep. Rev. 21 July 1: Smoking kif with headshrinkers.
2001		ONDCP Street Terms 13: Kiff — Marijuana cigarette.
2001		D. Looser Boobslang [U. Canterbury D.Phil. thesis] 100/1: kif n. marijuana of poor quality.
2010		IOL News (Western Cape) 14 Aug. 🌐 The cultivation of kif or hashish plants has been reduced.
2023		R. Milward Man-Eating Typewriter 173: I squinted at the brown lump. ‘Keith?’ ‘Keef’.