WordReference Random House Learner's Dictionary of American English © 2026
gul•li•ble /ˈgʌləbəl/USA pronunciation
adj.
WordReference Random House Unabridged Dictionary of American English © 2026- too willing to believe everything; naive;
credulous:selling junk to gullible consumers.
gul•li•ble
(gul′ə bəl),USA pronunciation adj.
gul′li•bil′i•ty, n.
gul′li•bly, adv.
- easily deceived or cheated.
- gull2 + -ible 1815–25
gul′li•bly, adv.
- credulous, trusting, naive, innocent, simple, green.