skelp (skelp)
transitive verb

Brit., Dialectal to slap or spank
Etymology: Middle English shelpen, to beat, flog

or maybe.....
'Aw'll gi thi a cleawt' :)

There are some wonderful regional dialects in the UK that people still use in everday speech

One of our own mudcatters has had a poem in her own Lancashire dialect published in an anthology of dialect verse 'From Lancashire lips'