flat-footed (adj.)

  1. with feet flat on the ground; not tiptoe

  2. unprepared and unable to react quickly; the new product caught their competitors flat-footed'

  3. having broad flat feet that usually turn outward; a slow flat-footed walk'

  4. without reservation; a flat-footed refusal'

The dictionary is based on the WordNet Electronic Lexical Database.
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