We found one dictionary that defines the word round shapes:

General (1 matching dictionary)

1. round shapes: Vocabulary.com

(Note: See round_shape as well.)

Definitions from WordNet (round shape) ▸ noun:  a shape that is curved and without sharp angles ▸ Also see round_shape ▸ Words similar to round shapes ▸ Usage examples for round shapes ▸ Idioms related to round shapes ▸ Wikipedia articles (New!) ▸ Words that often appear near round shapes ▸ Rhymes of round shapes ▸ Invented words related to round shapes