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Definition of mainline adjective from the Oxford Advanced Learner's Dictionary

mainline

adjective
 
/ˈmeɪnlaɪn/
 
/ˈmeɪnlaɪn/
(especially North American English)
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  1. belonging to the system, or connected with the ideas that most people accept or believe in synonym mainstream
    • mainline churches/faiths
    Oxford Collocations DictionaryMainline is used with these nouns:
    • church
    • railway
    See full entry
See mainline in the Oxford Advanced American Dictionary
Check pronunciation: mainline

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flabbergasted
adjective
 
 
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