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.