Meaning : An argument opposed to a proposal.
An argument in favor of a proposal.
proMeaning : A swindle in which you cheat at gambling or persuade a person to buy worthless property.
Synonyms : bunco, bunco game, bunko, bunko game, con game, confidence game, confidence trick, flimflam, hustle, sting
Meaning : In opposition to a proposition, opinion, etc..
Example :
Much was written pro and con.
In favor of a proposition, opinion, etc..
pro