We found 2 dictionaries that define the word thunderplump:

General (1 matching dictionary)

1. thunderplump: Wiktionary

Slang (1 matching dictionary)

2. thunderplump: Urban Dictionary

Definitions from Wiktionary (thunderplump) ▸ noun:  (Scotland) A sudden rainy thunderstorm. ▸ Words similar to thunderplump ▸ Usage examples for thunderplump ▸ Idioms related to thunderplump ▸ Wikipedia articles (New!) ▸ Popular adjectives describing thunderplump ▸ Words that often appear near thunderplump ▸ Rhymes of thunderplump ▸ Invented words related to thunderplump