/ kaʊtʃ; NAmE / noun , verb
■ noun
1.
a long comfortable seat for two or more people to sit on
SYN settee , sofa
2.
a long piece of furniture like a bed, especially in a doctor's office :
on the psychiatrist's couch
■ verb
[ vn ] [ usually passive ] couch sth (in sth) ( formal ) to say or write words in a particular style or manner :
The letter was deliberately couched in very vague terms .
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WORD ORIGIN
Middle English (as a noun denoting something to sleep on; as a verb in the sense lay something down ): from Old French couche (noun), coucher (verb), from Latin collocare place together, from col- together + locare to place.