Analysis of information sources in references of the Wikipedia article "Coupe" in English language version.
I have... heard... coop for coupé
For the use of ladies making calls or engaged in shopping, no better carriage has yet been invented.
Coupé (some designers still insist on the 'koo-pay' pronunciation) is the French verb meaning 'to cut,' and it was first applied to 19th Century carriages, where the rear-facing seats had been eliminated, or cut out.
Here it is, with other body types and distinctions, officially determined recently by the Nomenclature Division of the Society of Automobile Engineers
For the use of ladies making calls or engaged in shopping, no better carriage has yet been invented.