Green’s Dictionary of Slang

bug v.1

1. to bribe (a policeman or, earlier, bailiff) [19C use is mainly US].

[UK]B.E. Dict. Canting Crew.
[UK]New Canting Dict.
[UK]Farmer & Henley Sl. and Its Analogues.

2. to hand over, to give; often as bug over.

[Aus]Vaux Vocab. of the Flash Lang. 230: ‘He bug’d me a quid.’ ‘Bug over the rag.’.
[UK]Barrère & Leland Dict. of Sl., Jargon and Cant.
[UK]Farmer & Henley Sl. and Its Analogues 1 359/2: bug [...] (thieves’) To give; hand over; to deliver.

3. to obtain by underhand or illegal means.

[UK]W. Newton Secrets of Tramp Life Revealed 10: Bug ... To rob anyone.
[UK]J.G. Brandon Th’ Big City in DU.

In phrases