Green’s Dictionary of Slang

pitch-kettled adj.

[? the image of black pitch being poured over a person, obscuring their vision]

utterly puzzled, nonplussed.

[UK]W. Cowper Epistle to Robert Lloyd in Works (1865) 619/1: Thus, the preliminaries settled, I fairly find myself pitchkettled And cannot see [...] How I shall hammer out a letter.
[UK]Grose Classical Dict. of the Vulgar Tongue ms. additions n.p.: Pitch Kettled, stuck fast.
[UK]Grose Classical Dict. of the Vulgar Tongue (2nd, 3rd edn).
[UK]Lex. Balatronicum.
(ref. to 18C) M. Collins From Midnight to Midnight III 92: He was just as thoroughly pitch-kettled (to use an ancient bit of slang) as any gentleman calling himself ‘Honourable’ well could be.