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'.
(..) But I am sick and tired of you demanding and telling me what I can and what I can't do. If you want my support on this voting thing, I need some quid pro quo from you. What do you want, Mr. President? We have a line on some threats that are particularly troubling. Well, what's new? (..)2014 Selma