¦ noun
1. a brief written record of facts, topics, or thoughts, used as an aid to memory.
an annotation.
2. a short informal written message.
a short official document of certification.
an official letter sent from the representative of one government to another.
3. Brit. a banknote.
a written promise or notice of payment of various kinds.
4. a single tone of definite pitch made by a musical instrument or the human voice.
a written sign representing the pitch and duration of such a sound.
a key of a piano or similar instrument.
5. a bird's song or call, or a single tone in this.
6. a particular quality or tone expressing a mood or attitude: there was a note of scorn in her voice.
7. any of the basic components of a fragrance or flavour.
¦ verb
1. pay attention to.
2. record in writing.
Phrases
hit (or strike) the right (or wrong) note say or do something in the right (or wrong) way.
of note important.
strike (or sound) a note of express (a particular feeling or view).
take note pay attention.
Origin
ME: from OFr. note (n.), noter (v.), from L. nota 'a mark', notare 'to mark'.