i think the definition for acute is #4

what is the definition of acute in the sentence: Her husband, among various physical accomplishments, had been one of the most powerful ends that ever played football at New Haven—a national figure in a way, one of those men who reach such an acute limited excellence at twenty-one that everything afterward savors of anticlimax, from the Great Gatsby?

I think you're right!

http://www.answers.com/acute

To determine the meaning of the word "acute," you can refer to a reputable dictionary. There are various online dictionaries available, such as Merriam-Webster, Oxford English Dictionary, or Dictionary.com. You can visit one of these websites and search for the word "acute."

When you search for "acute," you will find that it has several definitions. To identify which definition you are referring to as "#4," you would need to provide more context or specify the source from which you obtained the information.