inattentive
In`at*ten"tive, a. Etym: [Cf. F. inattentif.] Defn: Not attentive; not fixing the mind on an object; heedless; careless; negligent; regardless; as, an inattentive spectator or hearer; an inattentive habit. I. Watts. Syn. -- Careless; heedless; regardless; thoughtless; negligent; remiss; inadvertent. -- In`at*ten"tive*ly, adv. -- In`at*ten"tive*ness, n.