1. in a manner that boasts or brags; with excessive pride or self-praise
Usage: informal; derived from the verb 'brag' with the adverbial suffix '-ingly'

Examples

• He braggingly told everyone about his promotion before it was officially announced.
• She spoke braggingly about her test scores, annoying her classmates.
• The athlete braggingly claimed he would win the championship.
• He braggingly displayed his new car to all his neighbors.
• She braggingly mentioned her expensive vacation plans.