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Old English bryce "breach, fracture, a breaking," from brecan (see break), influenced by Old French breche "breach, opening, gap," from Frankish; both from Proto-Germanic *brecho, *bræko "broken," from PIE root *bhreg- "to break" (see fraction). Figurative sense of "a breaking of rules, etc." was in Old English Breach of contract is at least from 1660s.
1570s, from breach (n.). Related: Breached; breaching.
an opening in a wall (1 Kings 11:27; 2 Kings 12:5); the fracture of a limb (Lev. 24:20), and hence the expression, "Heal, etc." (Ps. 60:2). Judg. 5:17, a bay or harbour; R.V., "by his creeks."