La (?), n. Mus. (a)
A syllable applied to the sixth tone of the scale in music in solmization.
(b)
The tone A; -- so called among the French and Italians.
© Webster 1913.
La (?), interj. [Cf. Lo.]
1.
Look; see; behold; -- sometimes followed by you. [Obs.]
Shak.
2.
An exclamation of surprise; -- commonly followed by me; as, La me!
[Low]
© Webster 1913.