We found 11 dictionaries that define the word trolley line:

General (10 matching dictionaries)

1. trolley line: Merriam-Webster
2. trolley line: Collins English Dictionary
3. trolley line: Vocabulary.com
4. trolley-line: Wordnik
5. trolley line: Infoplease Dictionary
6. trolley line: Dictionary.com
7. trolley line: Rhymezone
8. trolley line: FreeDictionary.org
9. trolley line: Mnemonic Dictionary
10. trolley line: TheFreeDictionary.com

Computing (1 matching dictionary)

11. trolley line: Encyclopedia

(Note: See trolley_lines as well.)

Definitions from WordNet (trolley line) ▸ noun:  a transit line using streetcars or trolley buses ▸ Words similar to trolley line ▸ Usage examples for trolley line ▸ Idioms related to trolley line ▸ Wikipedia articles (New!) ▸ Words that often appear near trolley line ▸ Rhymes of trolley line ▸ Invented words related to trolley line