Definition of acumen (noun) - keenness of mind; insight; astuteness; shrewdness

No Plural

Example sentences with this word:

• She had no workshop, nobody to help her and no business acumen.
• A striking feature of the campaign is the firm grasp voters seem to have of the main issues, and the shrewdness and acumen they show in arguing not only for one side or the other but for all sides at once.

Appears in following categories: TOEFL, SAT, GRE