GNU Collaborative International Dictionary of English

Found 2 definitions

1.       
   Fluent , a. [L. fluens, -entis, p. pr. of fluere to flow; cf. Gr.  to boil over. Cf. Fluctuate, Flux.]
    Flowing or capable of flowing; liquid; glodding; easily moving.
   1913 Webster
   Ready in the use of words; voluble; copious; having words at command; and uttering them with facility and smoothness; as, a fluent speaker; hence, flowing; voluble; smooth; -- said of language; as, fluent speech.
   1913 Webster
   With most fluent utterance.
   Denham.
   
   1913 Webster
   Fluent as the flight of a swallow is the sultan's letter.
   De Quincey.
   
   1913 Webster
   
         
       

2.       
   Fluent, n.
   A current of water; a stream. [Obs.]
   1913 Webster
   [Cf. F. fluente.] (Math.) A variable quantity, considered as increasing or diminishing; -- called, in the modern calculus, the function or integral.
   1913 Webster