1. in a way that shows readiness to believe others without sufficient evidence; naively

Examples

• She gullibly accepted his explanation without asking for proof.
• The tourists gullibly paid twice the normal price for souvenirs.
• He gullibly believed every rumor he heard on social media.
• The children gullibly trusted the stranger’s promises of candy.
• She gullibly invested her savings in the fraudulent scheme.
• The audience gullibly applauded the fake magician’s obvious tricks.