Green’s Dictionary of Slang

1. (Ling. Fr./Polari) a toll collector, e.g. a fairground or market stall superintendent.

1934		P. Allingham Cheapjack 94: The other people referred to him as ‘the tober finger’ or the ‘tober omey.’ [...] ‘tober’ was the name they gave to their position of pitch. [Ibid.] 188: We were getting a steady deuce of nickers apiece every day, and no ruddy tober to pay.
1937–84		Partridge DSUE (1984) 1241: [...] late C.19–20.

2. (Polari) a landlord; a rent collector.

2019		P. Baker Fabulosa 298/2: tober omee 1. a rent collector, 2. a landlord.
2023		R. Milward Man-Eating Typewriter 37: Madame Ovary expected the owner or tober-omi* to reappear [fn.] *‘Tober-omi or tober-palone means a blood-sucking, flesh-eating leech [...] a landlord’.

3. (Polari) a showman, a travelling player.

2019

P. Baker Fabulosa 298/2: tober showmen travelling musicians.