verb. (old).1. To flog: spec. on the BUM (q.v.).
1571. EDWARDS, Damon and Pithias [DODSLEY, Old Plays (REED), i. 209]. I shall BUMBASTE you, you mocking knave.
1610. ROWLANDS, Martin Mark-all, 40 [Hunterian Clubs Reprint, 1874]. The muggill will tip you fat scraps and glorious bits, the Beadle will well BUMBAST you.
c. 1696. B. E., A New Dictionary of the Canting Crew, s.v. BUMBASTE, to Beat much, or hard, on the Breech.