Green’s Dictionary of Slang

frisking-do n.

[frisk v.2 (1)]

(UK Und.) a search (of person or premises).

[UK]Leaves from Diary of Celebrated Burglar 139/1: I thought it would be a much better plan to return the old fellow his ‘sugar’ [...] for, no doubt. there would be a ‘frisking-do’ on the ‘drum’ if the old fellow gave ‘beef’.