Wordnet 3.0
NOUN (1)
1. 
 a canopy made of canvas to shelter people or things from rain or sun; 
[syn: awning, sunshade, sunblind]
WordNet (r) 3.0 (2006):
sunblind
    n 1: a canopy made of canvas to shelter people or things from
         rain or sun [syn: awning, sunshade, sunblind]