From 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.
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Though there were many clever men in England during
the latter half of the seventeenth century, there
were only two great creative minds. --Macaulay.
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Be good, sweet maid, and let who will be clever.
--C. Kingsley.
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2. Showing skill or adroitness in the doer or former; as, a
clever speech; a clever trick. --Byron.
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3. Having fitness, propriety, or suitableness.
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'T would sound more clever
To me and to my heirs forever. --Swift.
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4. Well-shaped; handsome. "The girl was a tight, clever wench
as any was." --Arbuthnot.
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5. Good-natured; obliging. [U. S.]
Syn: See Smart.
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