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"

See also: direct, footed, splayfoot, splayfooted, unready

• spiritualist
• family Eschrichtiidae
• family Esocidae
• family Euglenaceae
• family Euphorbiaceae
• family Eurylaimidae
• family Exocoetidae
• family Fabaceae
• family Fagaceae
• family Falconidae
• family Fasciolidae
• family Felidae
• family Filariidae
• family Fissurellidae
• family Fistulariidae
• family Fistulinaceae
• family Flacourtiaceae
• family Forficulidae
• family Formicariidae
• family Formicidae
• family Fouquieriaceae
• family Fregatidae
• family Fringillidae
• family Fucaceae
• family Fulgoridae