a. 一时流行的, 喜爱时尚的

[ adj ]
intensely fashionable for a short time
<adj.all>

faddish \faddish\ faddy \faddy\adj.
1. intensely fashionable for a short time. [WordNet sense 1]

Syn: trendy. [WordNet 1.5]

2. prone to follow fads; as, a faddish clique of teenagers;
-- of people.

Syn: trendy. [PJC]