Definition of subjoin in English:

subjoin

verb

[WITH OBJECT]formal
  • Add (comments or supplementary information) at the end of a speech or text.

    attach, join, fasten, fix, affix, couple, link, bridge, secure, make fast, tie, tie up, bind, fetter, strap, rope, tether, truss, lash, hitch, moor, anchor, yoke, chain
    View synonyms

Origin

Late 16th century: from obsolete French subjoindre, from Latin subjungere, from sub- in addition + jungere to join.

Pronunciation:

subjoin

/səbˈdʒɔɪn/