We found 4 dictionaries that define the word line storms:

General (4 matching dictionaries)

1. line storms: Merriam-Webster
2. line storms: Collins English Dictionary
3. line storms: Vocabulary.com
4. line storms: Wiktionary

(Note: See line_storm as well.)

Definitions from Wiktionary (line storm) ▸ noun:  An equinoctial storm. ▸ Also see line_storm ▸ Words similar to line storms ▸ Usage examples for line storms ▸ Idioms related to line storms ▸ Wikipedia articles (New!) ▸ Words that often appear near line storms ▸ Rhymes of line storms ▸ Invented words related to line storms