The Collaborative International Dictionary of English v.0.48:

Clever \Clev"er\, a. [Origin uncertain. Cf. OE. cliver eager,
   AS. clyfer (in comp.) cloven; or clifer a claw, perh.
   connected with E. cleave to divide, split, the meaning of E.
   clever perh. coming from the idea of grasping, seizing (with
   the mind).]
   1. Possessing quickness of intellect, skill, dexterity,
      talent, or adroitness; expert.
      [1913 Webster]

            Though there were many clever men in England during
            the latter half of the seventeenth century, there
            were only two great creative minds.   --Macaulay.
      [1913 Webster]

            Be good, sweet maid, and let who will be clever.
                                                  --C. Kingsley.
      [1913 Webster]

   2. Showing skill or adroitness in the doer or former; as, a
      clever speech; a clever trick. --Byron.
      [1913 Webster]

   3. Having fitness, propriety, or suitableness.
      [1913 Webster]

            'T would sound more clever
            To me and to my heirs forever.        --Swift.
      [1913 Webster]

   4. Well-shaped; handsome. "The girl was a tight, clever wench
      as any was." --Arbuthnot.
      [1913 Webster]

   5. Good-natured; obliging. [U. S.]

   Syn: See Smart.
        [1913 Webster]

WordNet (r) 3.0 (2006):

clever
    adj 1: showing self-interest and shrewdness in dealing with
           others; "a cagey lawyer"; "too clever to be sound" [syn:
           cagey, cagy, canny, clever]
    2: mentally quick and resourceful; "an apt pupil"; "you are a
       clever man...you reason well and your wit is bold"-Bram
       Stoker [syn: apt, clever]
    3: showing inventiveness and skill; "a clever gadget"; "the
       cunning maneuvers leading to his success"; "an ingenious
       solution to the problem" [syn: clever, cunning,
       ingenious]

Moby Thesaurus II by Grady Ward, 1.0:

194 Moby Thesaurus words for "clever":
   Attic, Daedalian, Machiavellian, Machiavellic, able, acute, adept,
   adroit, agile, alert, all-around, amusing, apt, arch, artful,
   artistic, astute, authoritative, biting, brainy, bravura, bright,
   brilliant, cagey, canny, capable, clean, competent, coordinated,
   coruscating, crack, crackerjack, crafty, creative, cunning, cute,
   daedal, dazzling, deceitful, deep, deep-laid, deft, designing,
   dexterous, dextrous, diplomatic, discerning, docile, droll,
   educable, entertaining, excellent, expert, facetious, facile,
   fanciful, fancy, feline, formable, foxy, funny, gifted, good,
   goodish, graceful, guileful, handy, humorous, humorsome,
   imaginative, impressionable, ingenious, insidious, instructable,
   intelligent, inventive, jesting, jocose, jocular, joking, joky,
   joshing, keen, keen-witted, knowing, laughable, magisterial,
   malleable, many-sided, masterful, masterly, moldable, mordant,
   motivated, neat, neat-handed, nimble, nimble-witted, no dumbbell,
   no mean, not born yesterday, original, pawky, perceptive, piquant,
   plastic, pleasing, pliable, pointed, politic, pretty, professional,
   proficient, prompt, pungent, qualified, quick, quick-thinking,
   quick-witted, quite some, racy, rapier-like, ready, receptive,
   resourceful, ripe for instruction, risible, sagacious, sage, salt,
   salty, scheming, schoolable, scintillating, serpentine, sharp,
   sharp-witted, shifty, shrewd, skilled, skillful, slick, slim,
   slippery, sly, smart, smooth, snaky, sneaky, some, sophistical,
   sparkling, sprightly, statesmanlike, stealthy, steel-trap,
   strategic, stylish, subtile, subtle, supple, susceptible, tactful,
   tactical, talented, teachable, the compleat, the complete,
   thirsty for knowledge, trainable, trickish, tricksy, tricky,
   versatile, virtuoso, vulpine, wary, well-considered,
   well-contrived, well-designed, well-done, well-invented, well-laid,
   well-planned, well-reasoned, well-thought-out, well-weighed,
   whimsical, wicked, willing, wily, wise, witty, workmanlike



U.S. Gazetteer Places (2000):

Clever, MO -- U.S. city in Missouri
   Population (2000):    1010
   Housing Units (2000): 420
   Land area (2000):     0.638569 sq. miles (1.653887 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.638569 sq. miles (1.653887 sq. km)
   FIPS code:            14788
   Located within:       Missouri (MO), FIPS 29
   Location:             37.028804 N, 93.470067 W
   ZIP Codes (1990):     65631
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Clever, MO
    Clever