adjective
sharper; -est
[also more ~; most ~]
having a thin edge that is able to cut things or a fine point that is able to make a hole in things
sudden and quick
involving a sudden change in direction
clear and easy to see
very noticeable
having or showing a quick ability to notice and understand things
very sudden and severe
critical or harsh
loud, short, and sudden
of cheese :having a strong odor and flavor
very strong and cold
disapproving :clever in a bad or dishonest way
ending in a point or edge
informal :stylish or fashionable
music
higher than the true pitch
higher than a specified note by a semitone
keep a sharp eye on
to watch (someone or something) carefully
adverb
exactly - used to refer to an exact time
above the correct musical pitch
suddenly
look sharp
informal :to act quickly :hurry
noun
plural sharps
[count] :a musical note that is one semitone higher than a specified note