What does ARGUMENT mean?

noun

1. a fact or assertion offered as evidence that something is true“it was a strong argument that his hypothesis was true”
2. a contentious speech act; a dispute where there is strong disagreement“they were involved in a violent argument”
3. a discussion in which reasons are advanced for and against some proposition or proposal“the argument over foreign aid goes on and on”
4. a summary of the subject or plot of a literary work or play or movie“the editor added the argument to the poem”
5. (computer science) a reference or value that is passed to a function, procedure, subroutine, command, or program
6. a variable in a logical or mathematical expression whose value determines the dependent variable; if f(x)=y, x is the independent variable
7. 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”