Meaning

• A gap or opening made by breaking or battering, as in a wall, fortification or levee / embankment; the space between the parts of a solid body rent by violence

• A breaking up of amicable relations, a falling-out.

• A breaking of waters, as over a vessel or a coastal defence; the waters themselves

  "A clear breach is when the waves roll over the vessel without breaking. A clean breach is when everything on deck is swept away."

• A breaking out upon; an assault.

• A bruise; a wound.

• A hernia; a rupture.

• A breaking or infraction of a law, or of any obligation or tie; violation; non-fulfillment

• A difference in opinions, social class etc.

• The act of breaking, in a figurative sense.

Meaning

• To make a breach in.

  "They breached the outer wall, but not the main one."

• To violate or break.

• (of the sea) To break into a ship or into a coastal defence.

• (of a whale) To leap out of the water.