/ ˈɒstrɪtʃ; NAmE ˈɑːs-; ˈɔːs-/ noun
1.
a very large African bird with a long neck and long legs, that cannot fly but can run very fast
2.
( informal ) a person who prefers to ignore problems rather than try and deal with them
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WORD ORIGIN
Middle English : from Old French ostriche , from Latin avis bird + late Latin struthio (from Greek strouthiōn ostrich, from strouthos sparrow or ostrich).