We found 18 dictionaries that define the word squall line:

General (13 matching dictionaries)

1. squall line: Merriam-Webster
2. squall line: Oxford Learner's Dictionaries
3. squall line: American Heritage Dictionary of the English Language
4. squall line: Collins English Dictionary
5. squall line: Vocabulary.com
6. squall line: Wiktionary
7. squall line: Infoplease Dictionary
8. squall line: Dictionary.com
9. Squall line: Wikipedia, the Free Encyclopedia
10. squall line: Rhymezone
11. squall line: FreeDictionary.org
12. squall line: Mnemonic Dictionary
13. squall line: TheFreeDictionary.com

Computing (1 matching dictionary)

14. squall line: Encyclopedia

Science (1 matching dictionary)

15. Weather Glossary (No longer online)

Tech (3 matching dictionaries)

16. Glossary of Meteorology (No longer online)
17. National Weather Service Glossary (No longer online)
18. SeaTalk Dictionary of English Nautical Language (No longer online)

(Note: See squall_lines as well.)

Definitions from Wiktionary (squall line) ▸ noun:  (meteorology) A line of thunderstorms, hundreds of miles long, with squalls at the advancing edge. Similar: squall, black squall, white squall, shelf cloud, snowsquall, snow squall, line storm, wall cloud, storm cloud, skelp, more... Opposite: clear weather, calm, stillness Types: supercell, bow echo, mesocyclone, dry line, more... ▸ Words similar to squall line ▸ Usage examples for squall line ▸ Idioms related to squall line ▸ Wikipedia articles (New!) ▸ Words that often appear near squall line ▸ Rhymes of squall line ▸ Invented words related to squall line