Webster Dictionary(0.00 / 0 votes)Rate this definition: 1  Fiat(noun) an authoritative command or order to do something; an effectual decree. 2  Fiat(noun) a warrant of a judge for certain processes. 3  Fiat(noun) an authority for certain proceedings given by the Lord Chancellor's signature.
HEAD LICE PRODUCTS. Our ClearLice lice treatment products will naturally get rid of lice from your head and home (clothing, bedding, furniture, carpets, and car interior) in just one day. ClearLice lice prevention products will help prevent lice from infesting your life.
Over-the-counter medicines to treat lice include Rid and Nix. Malathione lotion is another option. OTHER CARE. While you are treating pubic lice: 1  Wash all clothing and bedding in hot water.2  Spray items that cannot be washed may be sprayed with a medicated spray that you can buy at the store. 3  Makes sure anyone with whom you have had sexual contact or shared a bed be treated at the same time.ver-the-counter medicines to treat lice include Rid and Nix. Malathione lotion is another option. OTHER CARE. While you are treating pubic lice: 1  Wash all clothing and bedding in hot water.