Morning \Morn"ing\, a. Pertaining to the first part or early part of the day; being in the early part of the day; as, morning dew; morning light; morning service.

She looks as clear As morning roses newly washed with dew. --Shak.

Morning gown, a gown worn in the morning before one is dressed for the day.

Morning gun, a gun fired at the first stroke of reveille at military posts.

Morning sickness (Med.), nausea and vomiting, usually occurring in the morning; -- a common sign of pregnancy.

Morning star.
   (a) Any one of the planets (Venus, Jupiter, Mars, or Saturn) when it precedes the sun in rising, esp. Venus. Cf. Evening star, Evening.
   (b) Satan. See Lucifer.

Since he miscalled the morning star, Nor man nor fiend hath fallen so far. --Byron.
   (c) A weapon consisting of a heavy ball set with spikes, either attached to a staff or suspended from one by a chain.

Morning watch (Naut.), the watch between four A. M. and eight A. M..

Source: Webster's Revised Unabridged Dictionary (1913)