Meaning

noun a person who is gullible and easy to take advantage of

originThe term dates back at least to the 1870s in the United States, close to the peak of Irish migration. The OED's recent revisions link Patsy with Pat and Paddy, the stereotype of the bogtrotter just off the boat. The American Heritage Dictionary and Online Etymology Dictionary quotes the OED it may derive from the Italian pazzo (“madman”), and souther Italian dialect paccio (“fool”). Another…

Etymology from Wiktionary, CC BY-SA 3.0