What is "pro and con"

Pro \Pro\, adv. For, on, or in behalf of, the affirmative side; -- in contrast with con.

Pro and con, for and against, on the affirmative and on the negative side; as, they debated the question pro and con; -- formerly used also as a verb.

Pros and cons, the arguments or reasons on either side.

Pro and Con is a 1993 9 minute 16mm short animated film produced, directed and animated by Joanna Priestley and Joan Gratz using drawings on paper, pixillated hands and object animation. The film was written by Barbara Carnegie and Joanna Priestley, and directed, produced, and animated by Priestley.