Definition of reeing in English:

reeing

(also reen, raying, rieing)

noun

English Regional
  • The action of ree. Chiefly in compounds, as "†reeing-machine", "reeing-sieve", etc. Now rare.

Origin

Late Middle English; earliest use found in Collectanea Topographica and Genealogica. Apparently from ree + -ing, but compare discussion at that entry.

Pronunciation

reeing

/ˈriːɪŋ/