1. (noun)argument, statement a fact or assertion offered as evidence that something is true "it was a strong argument that his hypothesis was true"
2. (noun)controversy, contention, contestation, disputation, disceptation, tilt, argument, arguing a contentious speech act; a dispute where there is strong disagreement "they were involved in a violent argument"
3. (noun)argument, argumentation, debate a discussion in which reasons are advanced for and against some proposition or proposal "the argument over foreign aid goes on and on"
4. (noun)argument, literary argument a summary of the subject or plot of a literary work or play or movie "the editor added the argument to the poem"
5. (noun)argument, parameter (computer science) a reference or value that is passed to a function, procedure, subroutine, command, or program
7. (noun)argumentation, logical argument, argument, line of reasoning, line a course of reasoning aimed at demonstrating a truth or falsehood; the methodical process of logical reasoning "I can't follow your line of reasoning"