D defs.my
Entry 2 senses Webster, 1913

Outflank

/out'-flăngkˌ/ · Out·flank · IPA /ˈaʊtflˌæŋk/
01 v. t. To go beyond, or be superior to, on the flank; to pass around or turn the flank or flanks of.
  1. 1.
    To go beyond, or be superior to, on the flank; to pass around or turn the flank or flanks of.(Mil.)
  2. 2.
    To outmaneuver in a competition; to bypass a competitor's main defenses.