Search Result for "thirty-something": 
Wordnet 3.0

NOUN (1)

1. the time of life between 30 and 40;
[syn: thirties, mid-thirties, thirty-something]



WordNet (r) 3.0 (2006):

thirty-something
    n 1: the time of life between 30 and 40 [syn: thirties, mid-
         thirties, thirty-something]