1) Muggins - Proper noun. One who has been duped into performing some service against their wishes, or been otherwise disadvantaged through an embarrassingly simple ruse.
2) muggin's - Noun, plural. Street term meaning direct personal theft in a public place, wherein one is forced to accede ownership of posessions by threat of physical harm.
1) ... and muggins here just handed it over! Good grief. I thought everyone had heard of 'The Wallet Inspector'.
2) I doan like all deez muggin's.