1. wearing or held up by galluses (suspenders); dressed in suspenders
Usage: informal; chiefly North American
2. bold, confident, or audacious in manner
Usage: informal; dialectal

Examples

• The old farmer stood in the doorway, gallused and weathered.
• He wore a gallused shirt and suspenders to the country fair.
• That gallused kid wasn't afraid to speak his mind.
• The gallused youngster strutted around like he owned the place.
• She dressed her son in gallused overalls for the harvest festival.