To separate from the ground on takeoff; to become airborne.
To begin digging in the earth at the start of a new construction, or, originally, for cultivation.
To initiate a new venture, or to advance beyond previous achievements.
To lift off the sea bottom when being weighed.
To push someone over by heading straight over them. Often used in conjunction with "over".
To destroy with a bulldozer.
To push into a heap, as a bulldozer does.
To shoot down an idea immediately and forcefully.
To push through forcefully.