To buy or purchase jointly; to buy together or in partnership.
From co- + empt (archaic/legal form of emption, from Latin emere, meaning to buy). Primarily a legal or historical term used in property and contract law.
The word 'empt' is nearly extinct, preserved mainly in legal jargon like 'coemption'—but it reveals how Old English preserved Latin vocabulary for precise legal concepts that modern English often forgets.
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