What is "doits"

Usage examples of "doits".

His legerdemain can transform zechins and byzants into doits and maravedis.

After an uncertain pause, one or two bold souls followed suit, and then a few more, digging copper doits and pence out of purse and sporran.

When Fraser had ordered the drinks, he turned to and said, "I've been hearing about some of your doits born General Terry--both in the air and on Aground.