Mobile

1. Changing in appearance and expression under the influence of the mind; as, mobile features.
2. The mob; the populace.
3. Capable of being moved, aroused, or excited; capable of spontaneous movement.
4. Capable of being moved; not fixed in place or condition; movable.
5. Easily moved in feeling, purpose, or direction; excitable; changeable; fickle.
6. 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.