1.Definition: (of a musical note) raised in pitch by one chromatic semitone
2.Definition: (of something seen or heard) clearly defined
"A sharp photographic image", "The sharp crack of a twig"
"Sharp criticism", "A sharp-worded exchange"
6.Definition: having or demonstrating ability to recognize or draw fine distinctions
"As sharp and incisive as the stroke of a fang"
7.Definition: having or emitting a high-pitched and sharp tone or tones
8.Definition: having or made by a thin edge or sharp point; suitable for cutting or piercing
"A sharp knife", "A pencil with a sharp point"
9.Definition: keenly and painfully felt; as if caused by a sharp edge or point
"A sharp pain", "Sharp winds"
11.Definition: quick and forceful
"A sharp blow"
12.Definition: very sudden and in great amount or degree
"A sharp drop in the stock market"