Green’s Dictionary of Slang

flaba-flaba adj.

[SE flabby + redup.]
(W.I.)

1. worthless, good-for-nothing.

[WI]cited in Cassidy & LePage Dict. Jam. Eng. (1980).

2. stocky, short and thickset.

[WI]cited in Cassidy & LePage Dict. Jam. Eng. (1980).