3. (adj)crisp, sharp (of something seen or heard) clearly defined "a sharp photographic image"; "the sharp crack of a twig"; "the crisp snap of dry leaves underfoot"
5. (adj)acute, discriminating, incisive, keen, knifelike, penetrating, penetrative, piercing, sharp having or demonstrating ability to recognize or drawfine distinctions "an acute observer of politics and politicians"; "incisive comments"; "icy knifelike reasoning"; "as sharp and incisive as the stroke of a fang"; "penetrating insight"; "frequent penetrative observations"
6. (adj)astute, sharp, shrewd marked by practical hardheaded intelligence "a smart businessman"; "an astute tenant always reads the small print in a lease"; "he was too shrewd to go along with them on a road that could lead only to their overthrow"
7. (adj)sharp, sharp-worded, tart harsh "sharp criticism"; "a sharp-worded exchange"; "a tart remark"
8. (adj)shrill, sharp having or emitting a high-pitched and sharptone or tones "a shrill whistle"; "a shrill gaiety"
9. (adj)abrupt, precipitous, sharp extremely steep "an abrupt canyon"; "the precipitous rapids of the upper river"; "the precipitous hills of Chinese paintings"; "a sharp drop"
10. (adj)sharp keenly and painfully felt; as if caused by a sharpedge or point "a sharp pain"; "sharp winds"
11. (adj)sharp having or made by a thin edge or sharp point; suitable for cutting or piercing "a sharp knife"; "a pencil with a sharp point"
12. (adj)sharp (of a musical note) raised in pitch by one chromatic semitone "C sharp"
13. (adj)sharp very sudden and in greatamount or degree "a sharp drop in the stock market"
14. (adverb)sharp quick and forceful "a sharp blow"
15. (adverb)sharply, sharp, acutely changing suddenly in direction and degree "the road twists sharply after the light"; "turn sharp left here"; "the visor was acutely peaked"; "her shoes had acutely pointed toes"
7. (noun)Sharp a sewingneedle having a very slender point; a needle of the most pointed of the three grades, blunts, betweens, and sharps
8. (noun)Sharp same as Middlings, 1
9. (noun)Sharp an expert
10. Sharp having a very thin edge or fine point; of a nature to cut or pierce easily; not blunt or dull; keen
11. Sharp terminating in a point or edge; not obtuse or rounded; somewhat pointed or edged; peaked or ridged; as, a sharp hill; sharp features
12. Sharp 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
13. Sharp high in pitch; acute; as, a sharp note or tone
14. Sharp raised a semitone in pitch; as, C sharp (C/), which is a half step, or semitone, higher than C
15. Sharp 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
16. Sharp very trying to the feelings; piercing; keen; severe; painful; distressing; as, sharp pain, weather; a sharp and frosty air
17. Sharp cutting in language or import; biting; sarcastic; cruel; harsh; rigorous; severe; as, a sharp rebuke
18. Sharp of keen perception; quick to discern or distinguish; having nice discrimination; acute; penetrating; sagacious; clever; as, a sharp eye; sharp sight, hearing, or judgment
19. Sharp eager in pursuit; keen in quest; impatient for gratification; keen; as, a sharp appetite