GNU Collaborative International Dictionary of English

Found 3 definitions

1.       
   Loo (lo͞o), v. t. [imp. & p. p. Looed (lo͞od); p. pr. & vb. n. Looing.] To beat in the game of loo by winning every trick. [Written also lu.]  Goldsmith.
   
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2.       
   Lu (lū), n. & v. t. See Loo.
   
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3.       
   Lu, n. (Chem.) The chemical symbol for lutetium.
   
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