Green’s Dictionary of Slang

bubbery n.

[bub v.1 ; i.e. the behaviour of the drinkers]

noise, rowdiness.

[UK]W. Perry London Guide 169: At the top of Bishopsgate Street [...] six or seven thieves were making a bubbery, as they always do thereabouts.
[UK]‘Jon Bee’ Dict. of the Turf, the Ring, the Chase, etc.