gullible

[guhl-uh-buh l] /ˈgʌl ə bəl/

adjective

easily deceived or cheated.

Also, gullable.

Origin

1815-25; gull² + -ible

Related forms

gullibility, noun

gullibly, adverb

Synonyms

credulous, trusting, naive, innocent, simple, green.

Examples from the web for gullible

It's a pity some are too gullible to see it.
You guys are either being gullible or disingenuous.
And purse dealers take advantage of the gullible.
Diehl described his daughter as intelligent but gullible.
To the gullible, you've just made your opponent look like a nut and you a reasonable person.
Fortunately, the readers here aren't so gullible.
And people are just so gullible.
Stanfield said the gullible fellow actually believed him.
One of this book's many contentions is that we are gullible enough to think that any scientific-sounding data we read is true.
Sorry to have contributed to the hype, I can be rather gullible and quick to be alarmed.

British Dictionary definitions for gullible

/ˈɡʌləbəl/

adjective

easily taken in or tricked

Derived Forms

gullibility, noun
gullibly, adverb

Word Origin and History for gullible

adj.

1825, apparently a back-formation from gullibility. Gullable is attested from 1818.