An opening, a tear, or a rupture. A gap or rift, especially in or as if in a solid structure such as a dike or fortification. A violation or infraction, as of a law, a legal obligation, or a promise. A breaking up or disruption of friendly relations; an estrangement. A leap of a whale from the water. The breaking of waves or surf. To make a hole or gap in; break through. To break or violate (an agreement, for example). To leap from the water: waiting for the whale to breach.