1. filled to excess; packed.
  2. filled with a crowd: crowded streets.
  3. uncomfortably close together: crowded passengers on a bus.

Origin of crowded

First recorded in 1605–15; crowd1 + -ed2
Related formscrowd·ed·ly, adverbo·ver·crowd·ed, adjectiveo·ver·crowd·ed·ly, adverbo·ver·crowd·ed·ness, nounun·crowd·ed, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018