The contracted form of the phrase "come on". Eliminating the space between the two words, the letter "e" and substituting the "o" in "come" with an apostrophe.

Generally used to encourage one to hurry up or follow in one's path.
1) "C'mon! what are you waiting for?"

2) "Here, c'mon, I know a place we could go for dinner"
by -------------- August 3, 2005
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expressing utter disbelief
C'mon; do ya think I'm a monkey's uncle?
by MrRaoul December 5, 2005
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A term revamp in phila,pa on the block of 21 and conlyn. To let those in the around that the someone is telling a lie or talking some fraudulent bull shit.
You know I just got a million dollars. (C'mon)
by Klus March 14, 2017
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Alternate spelling: Come on then

A popular phrase amongst chavs and their ilk. A less formal way of saying "good sir, I believe you have wronged me, and I hereby challenge you to a match of strength to determine which one of us is the superior fighter."
Chav 1: *Walks into Chav 2*
Chav 2: What the fuck you doin', blad! You fuckin' startin', like?!
Chav 1: C'mon then bruv, I'll shank you 'ardcore like!
by Nitemarish October 4, 2009
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A horrible way to try and convince someone to go along with something or do something.
-Want to go to the movies?
-No thanks.
-Oh alright you've convinced me.
by eves June 18, 2006
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