Green’s Dictionary of Slang

obsocky adj.

[? Yoruba obo, monkey + so, to break wind + ki, to greet ]
(W.I.)

1. (also obzockee) of objects (esp. clothes), ill-fitting, misshapen.

[WI]Allsopp Dict. Carib. Eng. Usage.
[UK]R. Antoni Carnival 146: The prizes often went to the most obzockee, coskell costumes in the lineup.

2. of people, ungainly, overweight.

[WI]F. Collymore Notes for Gloss. of Barbadian Dial. 81: She look obsocky with she hair do up like that, eh!
[US]B. Shacochis Swimming in the Volcano 14: You weak obsocky bitch, how you mash up so!
[UK]Svich & Marrero Out of the Fringe 241: Gets a little better over time, but you still bound to end up bassackwards and obsocky and basically on your ass.

3. of events, absurd, ridiculous [note monkey fart under monkey n.].

[WI]Allsopp Dict. Carib. Eng. Usage.