Also means
pin
Usage Note
Perno literally means a pin, axle pin, or bolt that serves as a pivot. Figuratively — and very commonly in journalism and politics — fare da perno means to act as a linchpin or pivot: il perno dell'accordo (the cornerstone of the agreement). The plural is perni.
Examples
"Il perno dell'asse si è rotto durante la corsa."
Natural Translation
The axle pin broke during the race.
Related Words
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