definition of
[come on]

[1] #1 come on v. appear or become visible; make a showing; "She turned up at the funeral"; "I hope the list key is going to surface again". wn

[2] #2 come on v. move towards; "We were approaching our destination"; "They are drawing near"; "The enemy army came nearer and nearer". wn

[3] #3 come on v. develop in a positive way; "He progressed well in school"; "My plants are coming along"; "Plans are shaping up". wn

[4] #4 come on v. start running, functioning, or operating; "the lights went on"; "the computer came up". wn

[5] #5 come on v. occur or become available; "water or electricity came on again after the earthquake". wn