Green’s Dictionary of Slang

geed-up adj.1

[ety. unknown]

1. (US, also geayed-up) crippled, in disrepair.

Ironworker 23 270/2: Inlcosed Is the picture of Brother WA Langford, better known as ‘Geed Up Bill.’ Brother Langford Is totally disabled from following the trade, having been hurt In a fall.
[US]C. Samolar ‘Argot of the Vagabond’ in AS II:9 391: A cripple is said to be geed-up.
[US]R.F. Adams Western Words (2nd edn) 125/2: geed-up A cowman’s term for lame or out of commission.

2. (US drugs) impoverished.

[US]D. Maurer ‘Argot of the Und. Narcotic Addict’ Pt 1 in AS XI:2 121/1: geed up. Down and out.