Definition of couchant in English:

couchant

adjective

Heraldry
usually postpositive
  • (of an animal) lying with the body resting on the legs and the head raised.

    ‘two lions couchant’
    • ‘Lions couchant are carved above the smaller arches and the structure is covered with Tasmanian stone.’
    • ‘There was a soiled and tawdry mirror above a massive metal and marble clock supported by a lion couchant on the mantelshelf.’

Origin

Late Middle English French, ‘lying’, present participle of coucher (see couch).

Pronunciation

couchant

/ˈkaʊtʃ(ə)nt/