Simple past tense and past participle of breach.(verb)
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Use "breached" in a sentence
"How ironic that the disingenuous free speech supporters have once again breached our site to restrict alternate views on issues of political importance …"
"But as a new storm nears the gulf this week, New Orleans remains at risk: Parts of the system begun in the 1960s are unfinished, parts are weak and the ability to pump water out of the 17th Street Canal, which breached, is inadequate."
"The standard for determining whether this duty was breached is whether a parent of ordinary prudence placed in an identical situation and armed with the same information would invariably have provided greater supervision."