1. Capable of being moved; not fixed in place or condition; movable. "Fixed or else mobile." Skelton. 2. Characterized by an extreme degree of fluidity; moving or flowing with great freedom; as, benzine and mercury are mobile liquids; -- opposed to viscous, viscoidal, or oily. 3. Easily moved in feeling, purpose, or direction; excitable; changeable; fickle. Testa...