When the new law was proposed, we began hearing arguments from both the 'pros' and the cons. [=from the people who supported it and the people who opposed it]
Congress weighed the 'pros and cons' of the new tax plan. [=the arguments for and against the new tax plan]
The governor has taken a 'pro-choice' position. = The governor is 'pro-choice'.
(..) He's preaching. These murders are his sermons to us. Look, we know him. We know him. We know him. Who's the blonde? Looks like a pro. Maybe. She caught John Doe's eye. Wild Bills' Leather - He came and collected it last night. - Last night? (..)1995 Se7en