linchpin in French
linchpin in French
cheville
A pin inserted through holes at the end of an axle or shaft, so as to secure a wheel or shaft-mounted device.
cheville ouvrière
A pin inserted through holes at the end of an axle or shaft, so as to secure a wheel or shaft-mounted device.
cheville ouvrière
(figuratively) A central cohesive source of stability and security; a person or thing that is critical to a system or organisation.
pivot
(figuratively) A central cohesive source of stability and security; a person or thing that is critical to a system or organisation.