Definition of red-ochring in US English:

red-ochring

(also red-ochering)

noun

rare
  • The application of red ochre, or an instance of this.

Origin

Late 19th century; earliest use found in The Strand Magazine. From either red ochre or red-ochre + -ing.

Pronunciation

red-ochring

/ˌrɛdˈəʊkərɪŋ/