adjective

1. Remarkably bad; of poor quality, dirty, or underhanded; mean, contemptible.

   “No offense, but his cooking is lousy.”

2. Infested with lice.

3. (usually with with) Filled or packed (with something, usually bad).

   “The place was lousy with students.”

Synonyms: inundated, jam-packed, teeming, miserable