Noah Webster's New International Dictionary of the English Language

1. (p. pr. & vb. n.) of Twinkle.

2. (n.) The act of one who, or of that which, twinkles; a quick movement of the eye; a wink; a twinkle.

3. (n.) A shining with intermitted light; a scintillation; a sparkling; as, the twinkling of the stars.

4. (n.) The time of a wink; a moment; an instant.