n. a discussion in which reasons are advanced for and against some proposition or proposal; "the argument over foreign aid goes on and on"

n. the formal presentation of a stated proposition and the opposition to it (usually followed by a vote)

v. argue with one another; "We debated the question of abortion"; "John debated Mary"

v. have an argument about something

v. discuss the pros and cons of an issue

v. think about carefully; weigh; "They considered the possibility of a strike"; "Turn the proposal over in your mind"