A short note thanking someone who has recently provided the writer with hospitality.

(finance) A promissory note that pays at maturity the value of the note with no separate interest payments, the effective interest arising from the discounted purchase price.

(idiomatic, chiefly US, Canada) A person (or organization) who often expresses a strong opinion or viewpoint on a single subject or a few particular subjects.

(music) A note that has 1/32 the length of a whole note.

(US, music) A note with twice the value of a whole note.

(music) a note with 1/64 the value of a whole note

plural of ransom note effect

(design) The unprofessional appearance of a document that uses too many different typefaces.

(US, music) A note with twice or thrice the value of a double whole note.

(idiomatic) To give the impression of being insincere, incongruous or inappropriate.