/pray'see oo"/ ; Fr. /prdday syue"/ , adj., n., pl. précieux /-see ooz"/ ; Fr. /-syue"/ .
adj.
1. (of a man) overly fastidious or refined; precious; affected.
n.
2. an affected or excessively fastidious man, as in dress, manner, or speech.
[ 1890-95; ]