Bible Dictionaries
Breakneck

Webster's Dictionary

(1):

(n.) A steep place endangering the neck.

(2):

(a.) Producing danger of a broken neck; as, breakneck speed.

(3):

(n.) A fall that breaks the neck.

Bibliography Information
Webster, Noah. Entry for 'Breakneck'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​b/breakneck.html. 1828.