The Collaborative International Dictionary of English v.0.48:

Risqu'e \Ris`qu['e]"\, a. masc., Risqu'ee \Ris`qu['e]e"\, a.
   fem., (r[-e]s`k[asl]"). [F., p.p. of risquer to risk.]
   Hazardous; risky; esp., fig., verging upon impropriety;
   dangerously close to, or suggestive of, what is indecent or
   of doubtful morality; as, a risqu['e] story. --Henry Austin.
   [Webster 1913 Suppl.]