A cogent argument means presenting a clear and logical set of reasons or evidence to support a point of view. It is a convincing and well-structured argument that makes sense and is difficult to refute. Full definition
While City Hall made cogent arguments for Uber's cars contributing to Manhattan's congestion, and originally articulated this as the reason for an immediate cap on Uber's growth, surge pricing was rarely mentioned when Mr. de Blasio eventually broadened his attacks on Uber to portray it as another greedy corporation trying to flout the rules of government. (observer.com)
In the case of Puerto Rico, we've seen affable, whip smart, expensively dressed New York lawyers make cogent arguments against many of the bond restructuring proposals. (creditslips.org)
That having been said, anybody who truly studies the bible and understands the literary, cultural, and theological nuances within the scriptures can easily creates very cogent argument in support of gay marriage. (religion.blogs.cnn.com)