1900 July 393/2 Wi' my trowel an' my swab I can dae the very dab—But the dram is what I'll never, never swallow.
1997 (Nexis) 25 Oct. 75 Whit are we gaun tae dae tae smarten ye up a sicht mair? Here's the verra dab: this bootlace tie wid look a treat on a strappin' loon like yersel.
2018 @Peasweat2 18 May in twitter.com (O.E.D. Archive) Audiobooks and long walks, the very dab!