Dialect slang term meaning "fish and chip shop" as used in Sheffield (UK). Fish and chip shops are traditional fast food outlets in the UK.
Then turnin' to me he said "Arthur", (He could never remember mi name), "here's half a crown. Nip down to t'chip 'oyl an' get us a nice piece o' 'addock for us tea. Man cannot live by bread alone."
(from 'Capstick Comes home' by Tony Capstick)