noun

• An inland port in Stroud district, Gloucestershire, England (OS grid ref SO6702).
• (uncountable) the cutting ability of an edge; keenness.
• (uncountable) the fineness of the point a pointed object.
• (countable) The product or result of being sharp.
• (of food etc) pungency or acidity.
• (of an image) distinctness, focus.
• (of intelligence) acuteness or acuity.
• (obsolete) edge or blade