| • |  Having a very thin edge or fine point; of a nature to cut or pierce easily; not blunt or dull; keen. | 
 | • |  Terminating in a point or edge; not obtuse or rounded; somewhat pointed or edged; peaked or ridged; as, a sharp hill; sharp features. | 
 | • |  Affecting the sense as if pointed or cutting, keen, penetrating, acute: to the taste or smell, pungent, acid, sour, as ammonia has a sharp taste and odor; to the hearing, piercing, shrill, as a sharp sound or voice; to the eye, instantaneously brilliant, dazzling, as a sharp flash. | 
 | • |  High in pitch; acute; as, a sharp note or tone. | 
 | • |  Raised a semitone in pitch; as, C sharp (C/), which is a half step, or semitone, higher than C. | 
 | • |  So high as to be out of tune, or above true pitch; as, the tone is sharp; that instrument is sharp. Opposed in all these senses to flat. | 
 | • |  Very trying to the feelings; piercing; keen; severe; painful; distressing; as, sharp pain, weather; a sharp and frosty air. | 
 | • |  Cutting in language or import; biting; sarcastic; cruel; harsh; rigorous; severe; as, a sharp rebuke. | 
 | • |  Of keen perception; quick to discern or distinguish; having nice discrimination; acute; penetrating; sagacious; clever; as, a sharp eye; sharp sight, hearing, or judgment. | 
 | • |  Eager in pursuit; keen in quest; impatient for gratification; keen; as, a sharp appetite. | 
 | • |  Fierce; ardent; fiery; violent; impetuous. | 
 | • |  Keenly or unduly attentive to one's own interest; close and exact in dealing; shrewd; as, a sharp dealer; a sharp customer. | 
 | • |  Composed of hard, angular grains; gritty; as, sharp sand. | 
 | • |  Steep; precipitous; abrupt; as, a sharp ascent or descent; a sharp turn or curve. | 
 | • |  Uttered in a whisper, or with the breath alone, without voice, as certain consonants, such as p, k, t, f; surd; nonvocal; aspirated. | 
 | • |  To a point or edge; piercingly; eagerly; sharply. | 
 | • |  Precisely; exactly; as, we shall start at ten o'clock sharp. | 
 | • |  A sharp tool or weapon. | 
 | • |  The character [/] used to indicate that the note before which it is placed is to be raised a half step, or semitone, in pitch. | 
 | • |  A sharp tone or note. | 
 | • |  A portion of a stream where the water runs very rapidly. | 
 | • |  A sewing needle having a very slender point; a needle of the most pointed of the three grades, blunts, betweens, and sharps. | 
 | • |  Same as Middlings, 1. | 
 | • |  An expert. | 
 | • |  To sharpen. | 
 | • |  To raise above the proper pitch; to elevate the tone of; especially, to raise a half step, or semitone, above the natural tone. | 
 | • |  To play tricks in bargaining; to act the sharper. | 
 | • |  To sing above the proper pitch. |