(adj) not exemplifying a class, Example:I soon tumbled to the fact that my weekends were atypical; behavior quite unrepresentative (or atypical) of the profession
adj. 1. Not standing for something else. Opposite of representative. Syn. -- unsymbolic. [ WordNet 1.5 ]
2. Not giving a true representation of the characteristics of a group; -- of a sample or subgroup of a group; as, the weather we had in the summer of 1996 gave a nonrepresentative view of our normal weather. Syn. -- biased, unrepresentative. [ PJC ]