Definitions
1.nounA 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
2.nounA breaking up of amicable relations, a falling-out.
3.nounA 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."
4.nounA breaking out upon; an assault.
5.nounA bruise; a wound.
6.nounA hernia; a rupture.
7.nounA breaking or infraction of a law, or of any obligation or tie; violation; non-fulfillment
8.nounA difference in opinions, social class etc.
9.nounThe act of breaking, in a figurative sense.
10.verbTo make a breach in."They breached the outer wall, but not the main one."
11.verbTo violate or break.
12.verb(of the sea) To break into a ship or into a coastal defence.
13.verb(of a whale) To leap out of the water.