1. Attracting Attention: Men may want to attract women's attention and appreciation by showcasing their achievements, abilities, or material wealth.
2. Displaying self-worth: Showing off can be a way of self affirmation, and men may try to prove their value and status by showcasing their strengths.
3. Competitive psychology: In some cases, men may show off in response to same-sex competition, hoping to win the favor and respect of women by showcasing themselves in front of them.