Definition of well-couched in US English:

well-couched

adjective

  • 1Having a firm foundation or base; (of a spear or lance) properly levelled in preparation for attack. Now chiefly in historical contexts.

  • 2Of speech, an argument, etc.: skilfully framed or expressed.

Origin

Late 15th century; earliest use found in Surgical Treatise. From well + couch + -ed.

Pronunciation

well-couched

/ˌwɛlˈkaʊtʃt/