1. An exclamation used to express surprise, astonishment, or emphasis; a mild oath.
Usage: informal; chiefly Irish English; euphemistic alteration of 'by Jesus'

Examples

• Bejabbers, that was a close call!
• Well, bejabbers, I didn't expect to see you here.
• Bejabbers, what a mess this is!
• By bejabbers, that's the loudest noise I've ever heard.
• Bejabbers, you gave me quite a fright.