Green’s Dictionary of Slang

wajan n.

also wajang, wajank
[ety. unknown; ? pron. of SE wait, John]
(W.I., Trin.)

1. an expert.

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[WI]cited in Allsopp Dict. Carib. Eng. Usage (1996).
[WI]Allsopp Dict. Carib. Eng. 586/2: wajan (wajang, wajank) [...] 2. An expert at something.

2. a prostitute, a promiscuous woman, esp. from the slums.

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[WI]cited in Allsopp Dict. Carib. Eng. Usage (1996).
[WI]Allsopp Dict. Carib. Eng. 586/2: wajan (wajang, wajank) [...] 1. bad-woman.
[UK]W. Chen Chutney Power and Stories 11: Some said Beulah was playing hard to get, others called her a wajang.