The phrase "arguable point" means an idea or opinion that can be debated or discussed because there are different viewpoints and perspectives on it. Full definition
Learn to have a clear arguable point before you continue to discredit your cause any further. (religion.blogs.cnn.com)
However, in view of the actual notes made by the young Londoners; the only arguable point, it seems to me, would be whether the unions and working people are being subordinated by, to and for the so - called executive effect — or subjected to the same. (leftfutures.org)
There would appear to be a number of arguable points in the Ernst claim — regulatory negligence under the common law being one of them. (ablawg.ca)