If the left hand itches and you rub it on wood, you’ll receive money before the end of the week.
Rub it on wood
To make it good.
Very common in New Brunswick and New England.

If the left hand itches and you rub it on wood, you’ll receive money before the end of the week.
Rub it on wood
To make it good.
Source: Current Superstitions (1896), entry 725.
Fanny D. Bergen, editor.
Modern normalized navigation; the historical attribution above remains unchanged.