pretentious

adjective3

1. •
   Motivated by an inappropriate, excessive, or unjustified desire to impress others.

   • Her dress was obviously more pretentious than comfortable.
2. •
   Marked by an unwarranted claim to importance or distinction.

   • Their song titles are pretentious in the context of their basic lyrics.
3. •
   (no longer used) Marked by pretense (not necessarily false pretense); intent upon success; ambitious.