Green’s Dictionary of Slang

(W.I./UK black) cheeky, impudent; thus facetyness n., impudence.

1942		L. Bennett ‘South Parade Pedlar’ in Jamaica Dialect Verses 8: Yuh fast and facety to.
1966		(con. 1962) L. Bennett ‘Independance’ in Jamaica Labrish 169: Matty say it mean we facety.
1976		‘In the Melting Pot’ in P. Ashton et al. Our Lives (1982) 166: ‘Yes mother, anything else mother?’ ‘Yes, don’t be so facety.’ [Ibid.] 168: Don’t come facety with me miss, and don’t come home too late tonight.
1986		O. Senior ‘Do Angels Wear Brassieres?’ Summer Lightning 70: No pickney suppose to come facety and force-ripe so.
1990		L. Goodison Baby Mother and King of Swords 43: You really is a facety dirty dog.
2001		(con. 1981) A. Wheatle East of Acre Lane 248: ‘He facetyness jus’ gi’s me a . . .’ he tailed off.
2001		Guardian G2 3 Aug. 3: The kids says that [...] if you is facety you is rude.