We found 2 dictionaries that define the word soft as a baby's bottom:

General (1 matching dictionary)

1. soft as a baby's bottom: Wiktionary

Miscellaneous (1 matching dictionary)

2. soft as a baby's bottom: Idioms

Definitions from Wiktionary (soft as a baby's bottom) ▸ adjective:  (simile, informal) Extremely soft (not rough). ▸ Words similar to soft as a baby's bottom ▸ Usage examples for soft as a baby's bottom ▸ Idioms related to soft as a baby's bottom ▸ Wikipedia articles (New!) ▸ Popular nouns described by soft as a baby's bottom ▸ Words that often appear near soft as a baby's bottom ▸ Rhymes of soft as a baby's bottom ▸ Invented words related to soft as a baby's bottom