guard hair (noun)

1. During the fur trade era, guard hairs were highly valued for their durability and insulation, making them a sought-after commodity among European traders.

2. In a tender moment, the lovers ran their fingers through each other's soft guard hairs, feeling a sense of protection and intimacy.

3. According to Norse mythology, the god Loki used guard hairs from various animals to fashion a cloak that made him invisible to enemies.

4. In the animated series, the character's guard hair would bristle whenever he sensed danger, signifying his readiness to protect himself and others.