ready and waiting(s = adj.all) waiting - being and remaining ready and available for use; "waiting cars and limousines lined the curb"; "found her mother waiting for them"; "an impressive array of food ready and waiting for the guests"; "military forces ready and waiting"
at the ready, call waiting, ready, ready cash, ready made, ready money, ready reckoner, ready to hand, waiting, waiting area, waiting game, waiting line, waiting list, waiting room