English

lockbolt

From lock + bolt.

A compound of lock + bolt

Proto-Indo-European *lewg- ‘to bend’

Proto-Germanic *luką

Proto-West Germanic *lok ‘shutter’

Old English loc

Middle English lok

English lock

Proto-Germanic *bultaz

Proto-West Germanic *bolt ‘bolt arrow’

Old English bolt

Middle English bolt

English bolt

Today it means

noun A fastener in the form of a pin fitted with a collar placed over the locking bolt.

Language periods are conventional ranges, not dates for this word.

Etymograph / lockbolt