A note or notation made in a side margin. / A minor related mention, made as an aside, or afterthought.

A reminder to oneself to do something important.

(finance) A note that normally has no date for repayment, but is due on demand of the lender. Usually the lender will only give the borrower a few days notice before the payment is due.

(music) A note whose duration is one sixty-fourth that of a whole note.

(of a chord or sonority) The lowest note played or notated

(finance) A promissory note that specifies a date (or dates) when repayment must be made.

a short paper that quickly and effectively informs a decision maker about an issue

(Canada, US, music) A musical note one beat long in 4/4 time.

(finance) A bond that takes priority for receipt of principal and interest over other debt securities sold by the issuer in the event the issuer goes bankrupt.

A message, usually a written note, left by someone who later attempts or commits suicide, usually explaining the reason for the suicide.