Egyptian Slang: Literaly means " dripping oil " used to indicate that something or someone is totally worn out or exhausted. Originally used by mechanics to indicate that an engine is so worn out that it started leaking oil! Other variations include "Gab Gas"

Sample conversation:

Person 1: I think I will give sales team some more work to do.

Person 2: Come on ! They are working day and night for six weeks now ... Gabo (plural) Zeit  7'alas (that's it)!