Green’s Dictionary of Slang

bub v.2

[bub n.2 ]

1. to cheat.

[UK] in D’Urfey Pills to Purge Melancholy II 54: And man a crimp Match has made, / By bubbing another Man’s Groom.

2. to bribe.

[UK]Partridge DSUE (8th edn) 143/1: C.18–early 19.