1. superlative form of bristly; having the most bristles or a bristle-like texture; rough and stiff to the touch
Usage: superlative degree of 'bristly'
2. superlative form of bristly; most easily irritated or quick to anger; touchy
Usage: figurative use; superlative degree of 'bristly'; informal

Examples

• The bristliest part of the brush made it perfect for scrubbing tough stains.
• His bristliest beard appeared after three days without shaving.
• She had the bristliest attitude in the meeting, objecting to every suggestion.
• The bristliest hairs on the caterpillar protect it from predators.
• He became bristliest when anyone questioned his work.
• The bristliest texture of the fabric made it uncomfortable to wear directly against skin.