We found one dictionary that defines the word outside call/line:

General (1 matching dictionary)

1. outside call/line: Cambridge Advanced Learner's Dictionary

▸ Words similar to outside call/line ▸ Usage examples for outside call/line ▸ Idioms related to outside call/line ▸ Wikipedia articles (New!) ▸ Words that often appear near outside call/line ▸ Rhymes of outside call/line ▸ Invented words related to outside call/line