An ejection device for a movable furniture part, comprising - an ejection element for ejecting the movable furniture part from a closed position into an open position, the ejection element being rotatable about a rotary axis, wherein the movable furniture part can be ejected by the ejection element via a tensioning element, - an ejection force storage member force-actuating the ejection element and - a locking device for locking the ejection element in a locking position, wherein the locking position applying when the movable furniture part is located in the closed position, wherein the ejection device comprises a carrier, wherein the ejection force storage member on the one hand engages the carrier via a carrier force storage member base and on the other hand engages the ejection element via an ejection element force storage member base, wherein in the locking position the carrier force storage member base and the ejection element force storage member base are located in a plane comprising the rotary axis of the ejection element and the line of action, and wherein the carrier force storage member base, the ejection force storage member and the ejection element form the locking device, characterized in that, - in the locking position the line of action of the ejection force storage member is running through the rotary axis and - the locking device can be unlocked by over-pressing the movable furniture part from the closed position into an over-pressing position (ÜS) behind the closed position, in which the rotary axis is laterally distanced from the line of action in a relative unlocking state and - a triggering device is provided which can abut the ejection element, wherein in the event of over-pressing the ejection element can be rotated by the triggering device, whereby the line of action and the rotary axis are reaching the relative unlocking state, wherein in the locking position the triggering device on the one hand abuts the ejection element and on the other hand abuts the movable furniture part. - an ejection element for ejecting the movable furniture part from a closed position into an open position, the ejection element being rotatable about a rotary axis, wherein the movable furniture part can be ejected by the ejection element via a tensioning element, - an ejection force storage member force-actuating the ejection element and - a locking device for locking the ejection element in a locking position, wherein the locking position applying when the movable furniture part is located in the closed position, - in the locking position the line of action of the ejection force storage member is running through the rotary axis and - the locking device can be unlocked by over-pressing the movable furniture part from the closed position into an over-pressing position (ÜS) behind the closed position, in which the rotary axis is laterally distanced from the line of action in a relative unlocking state and - a triggering device is provided which can abut the ejection element, wherein in the event of over-pressing the ejection element can be rotated by the triggering device, whereby the line of action and the rotary axis are reaching the relative unlocking state, wherein in the locking position the triggering device on the one hand abuts the ejection element and on the other hand abuts the movable furniture part.