Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

fault line

noun

Definition of fault line

  1. :  something resembling a fault :  split, rift <a major conceptual fault line in foreign policy — Morton Kondracke>



1869

First Known Use of fault line

1869


Seen and Heard

What made you want to look up fault line? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

at a gallop

Get Word of the Day daily email!