carry-in

Noun

 * 1)  A location or program for which participants bring something, such appliances brought to a repair shop or food brought to a gathering (a carry-in shop or a carry-in party).
 * 2)  A command that adds a carry bit or digit that is carried in an addition operation to an accumulator for the current digit in an addition operation.
 * 3)  A potluck.
 * 1)  A potluck.