morn·ing 
/ˈmoɚnɪŋ/ noun
plural morn·ings /ˈmoɚnɪŋ/ noun 1 a : the early part of the day : the time of day from sunrise until noon [count] ▪ She liked to get things done early in the morning. ▪ I worked in the yard for part of the morning. ▪ I saw him this morning, and I'll be meeting with him again tomorrow morning. ▪ We have a meeting scheduled for 10 o'clock Wednesday morning. ▪ On Sunday mornings I like to relax and read the newspaper. ▪ She arrived on the morning of March 18. ▪ the morning after a storm ▪ that night and the next/following morning = that night and the morning after ▪ I'll talk to you again in the morning. [=I'll talk to you again early tomorrow] [noncount] ▪ It was early/late morning when I woke. ▪ We sat around drinking coffee all morning. ▪ We won't find out until morning. ▪ (literary) Morning has broken. [=the sun has risen; it is dawn] — often used before another noun ▪ the morning sun/light ▪ my morning (cup of) coffee [=the coffee I drink every morning] ▪ My brother is a night owl/person, but I'm a morning person. [=a person who likes the early part of the day; a person who has the most energy in the morning]
b [noncount] : the part of the day between midnight and noon
▪ The party continued into the wee/small hours of the morning. [=after midnight] ▪ The phone rang at 2 o'clock in the morning. [=at 2 a.m.] 2 — used informally to say hello to someone in the morning ▪ Morning. [=good morning] How are you today?
b [noncount] : the part of the day between midnight and noon
▪ The party continued into the wee/small hours of the morning. [=after midnight] ▪ The phone rang at 2 o'clock in the morning. [=at 2 a.m.]
morning, noon, and night
: during all times of the day : all the time
▪ The system is operating morning, noon, and night. ▪ We've been working morning, noon, and night [=many hours each day] to get the project finished on time. — see also mornings
▪ The system is operating morning, noon, and night. ▪ We've been working morning, noon, and night [=many hours each day] to get the project finished on time. — see also mornings
