Any of several machines or devices, especially: A machine for hoisting or moving heavy objects. A pile driver. A snare or trap for game. A pump operated by a windmill. A cotton gin. To remove the seeds from (cotton) with a cotton gin. To trap in a gin. To create or produce; work up:"If we ever ginned up the courage to speak honestly about race, we might also open up unexpected avenues of racial healing"(Michael Eric Dyson). To create or produce under false pretenses:"U.S. officials have asked their foreign counterparts to gin up a charge so that the United States can credibly claim it is rendering a suspect to face legal charges when it is really trying to gather information"(Daniel Byman). To increase or make more active: gin up sales; gin up the economy.