offtake
To take off; take away, remove.
transitive
She had hitherto had: all the henchmen of Finn War had offtaken, save a handful remaining, […]
Of brothers and bairns, where the brightest of earth-joysTo take out or remove commodities from a market, usually through purchasing them.
transitive
Obviously, it would be desirable for the parties to the interim offtake agreement to offtake their physical volumes in proportion to their dividend participation.
Where it comes from
From Middle English oftaken, equivalent to off- + take.
Adapted from the Wiktionary entry offtake (CC BY-SA 4.0).