Warn v. t. : To refuse.

Warn v. t. : To make ware or aware; to give previous information to; to give notice to; to notify; to admonish; hence, to notify or summon by authority; as, to warn a town meeting; to warn a tenant to quit a house.

Warn v. t. : To give notice to, of approaching or probable danger or evil; to caution against anything that may prove injurious.

Warn v. t. : To ward off.

Example:
What is the best way to Warn others about virus/spyware links left on this site?

Taxonomy
winches, Warn Industries, hubs, Warn Industries, Inc, Flare, OEM, Warn Hubs, Electric Winches, Warn Winches, 4WD Equipment, Warn Works, Warn Winch, Road Products, Jeep, Body Armor, ATV Winches, powersport, vehicles.

Defination from the web:
Manufacturer of winches, hubs, bumpers, running boards, grille guards and accessories for trucks, sport utilities and four wheel drives.