Piece of furniture with: - a furniture body, - a furniture flap, - an adjusting arm arrangement for the furniture flap of the piece of furniture, wherein the adjusting arm arrangement comprises a lever arrangement for moving the furniture flap, a fixing plate, by which the adjusting arm arrangement is fixed to the furniture body, a flap bracket which is in connection with the lever arrangement and which is connected to the furniture flap, and a main spring acting in closing direction, for locking the furniture flap, wherein the main spring is connected on the one hand with the fixing plate and on the other hand with a first lever (21, 22) of the lever arrangement, wherein locking force can be exerted via the whole lever arrangement and the flap bracket onto the furniture flap, and - an ejection device, attached to the piece of furniture or to the adjusting arm arrangement, with a pusher actuated by an ejection force storage means for effecting an ejecting movement of the furniture flap in opening direction, wherein the pusher is lockable in a closing position of the furniture flap, whereupon the pusher is unlockable by overpressing the furniture flap in closing direction behind the closing position, characterized by - an ejection-support device for supporting the ejecting movement of the ejecting device, wherein the ejection-support device is arranged on a second lever of the lever arrangement and is motionally coupled with the lever arrangement, wherein the ejection-support device comprises a housing, at least one support force storage means, acting in opening direction, being separate from the ejection device and being arranged in the housing, for supporting the ejection movement of the ejection device, and a pusher guided by the support force storage means and acting on a third lever of the lever arrangement, wherein at least in overpressed closed position (ÜS) the spring forces (A, U), acting in opening direction on the furniture flap of the ejection device and of the support force storage means are together greater than the locking force acting on the furniture flap of the main spring acting in closing direction. - a furniture body, - a furniture flap, - an adjusting arm arrangement for the furniture flap of the piece of furniture, wherein the adjusting arm arrangement comprises a lever arrangement for moving the furniture flap, a fixing plate, by which the adjusting arm arrangement is fixed to the furniture body, a flap bracket which is in connection with the lever arrangement and which is connected to the furniture flap, and a main spring acting in closing direction, for locking the furniture flap, wherein the main spring is connected on the one hand with the fixing plate and on the other hand with a first lever (21, 22) of the lever arrangement, wherein locking force can be exerted via the whole lever arrangement and the flap bracket onto the furniture flap, and - an ejection device, attached to the piece of furniture or to the adjusting arm arrangement, with a pusher actuated by an ejection force storage means for effecting an ejecting movement of the furniture flap in opening direction, wherein the pusher is lockable in a closing position of the furniture flap, whereupon the pusher is unlockable by overpressing the furniture flap in closing direction behind the closing position, - an ejection-support device for supporting the ejecting movement of the ejecting device, wherein the ejection-support device is arranged on a second lever of the lever arrangement and is motionally coupled with the lever arrangement, wherein the ejection-support device comprises a housing, at least one support force storage means, acting in opening direction, being separate from the ejection device and being arranged in the housing, for supporting the ejection movement of the ejection device, and a pusher guided by the support force storage means and acting on a third lever of the lever arrangement,