cease to operate or cause to cease operating; "The owners decided to move and to close the factory"; "My business closes every night at 8 P.M."; "close up the shop"
complete a business deal, negotiation, or an agreement; "We closed on the house on Friday"; "They closed the deal on the building"
move so that an opening or passage is obstructed; make shut; "Close the door"; "shut the window"