Definition of post-note in US English:

post-note

noun

US
historical
  • A note issued by a bank or banking association, payable to order at a future specified date (rather than to the bearer on demand), and designed as part of the bank's circulating medium.

Origin

Late 18th century. From post- + note. Compare post-date.

Pronunciation

post-note

/ˈpəʊs(t)nəʊt/