This could go on forever...

I looked up the (originally) requested words in my 'Dictionary of Archaic Words,' archaic in 1840, that is, and...

Lese = gather, collect, among other and similar meanings.
Powe = finger, claw.

Which could mean "crook your finger and I'll come" or something more personal as conjectured above.

As for Arthur McBride, Didn't they 'knock that wee drummer as flat as a shoe?'