"gull" in the noun sense
1. chump, fool, gull, mark, patsy, fall guy, sucker, soft touch, mug
a person who is gullible and easy to take advantage of
2. gull, seagull, sea gull
mostly white aquatic bird having long pointed wings and short legs
"gull" in the verb sense
1. fool, gull, befool
make a fool or dupe of
2. gull, dupe, slang, befool, cod, fool, put on, take in, put one over, put one across
fool or hoax
"The immigrant was duped because he trusted everyone"
"You can't fool me!"
Source: WordNet® (An amazing lexical database of English)
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