fall line
Preserved but no longer current.
Meaning · English
The point at which rivers begin to fall on their way to the sea.
Era: ca. 1898 (Victorian)
Sources & notes
Reproduced from Brewer’s Dictionary of Phrase and Fable (1898 edition, public domain; archive.org, retrieved 2026-07-31; OCR text, minor errors possible). Reflects the scholarship and attitudes of its era.
Common questions
What does “fall line” mean?
The point at which rivers begin to fall on their way to the sea.
Is “fall line” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.