Definition of "oes"

oes

noun
1. plural of oe
2. (rare) plural of o, the name of the letter O.
  Quotations
  Mouthing out his hollow oes and aes, / Deep-chested music.
  1842, Alfred Tennyson, The Epic
  These names […] may form regular plurals; thus, Aes, Bees, Cees, Dees, Ees, Effs, Gees, Aitches, Ies, Jays, Kays, Ells, Ems, Ens, Oes, Pees, Kues, Ars, Esses, Tees, Ues, Vees, Double-ues, Exes, Wies, Zees.
  1856, Goold Brown, The First Lines of English Grammar, page 10
noun
plural only
1. (obsolete) Small circle-shaped sequins of precious metal sewn to clothing for decorative effect, popular in the 17th century.
  Quotations
  The Colours, that shew best by Candlelight, are; White, Carnation, and a Kinde of Sea-Water-Greene; And Oes, or Spangs, as they are of no great Cost, so they are of most Glory.
  1625, Francis [Bacon], “Of Masques and Triumphs”, in The Essayes […], 3rd edition, London: […] Iohn Haviland for Hanna Barret