Word of the Day - March 12, 2025

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LINCHPIN

• , sometimes spelled lynchpin, literally refers to a locking pin inserted crosswise, as at the end of an axle or shaft.
• a locking pin inserted crosswise as through the end of an axle or shaft.
• a locking pin inserted in the end of a shaft [n LINCHPINS]
• a locking pin inserted in the end of a shaft, also LYNCHPIN [n -S]
• A person or thing vital to an enterprise or organization
• A pin passed through the end of an axle to keep a wheel in position
• something that holds the various elements of a complicated structure together.