bolt

→ Irish: bolta

→ Japanese: ボルト (boruto)

→ Maltese: bolt

desctree

→ Russian: болт (bolt)
→ Azerbaijani: bolt
→ Ingrian: boltta

→ Scottish Gaelic: bolta

From Middle English bolt, from Old English bolt, from Proto-West Germanic *bolt, from Proto-Germanic *bultaz, perhaps from Proto-Indo-European *bʰeld- (“to knock, strike”). Compare Lithuanian beldu (“I knock”), baldas (“pole for striking”). Akin to Dutch and West Frisian bout, German Bolz or Bolzen, Danish bolt, Swedish bult, Icelandic bolti.

der

A (usually) metal fastener consisting of a cylindrical body that is threaded, with a larger head on one end. It can be inserted into an unthreaded hole up to the head, with a nut then threaded on the other end; a heavy machine screw.


bolt

en-verb

bolt (third-person singular simple present bolts, present participle bolting, simple past and past participle bolted)

bolts (present singular third-person)
bolting (participle present)
bolted (participle past)
bolted (past)

I hate when vice can bolt her arguments.

1634 October 9 (first performance), [John Milton], edited by H[enry] Lawes, A Maske Presented at Ludlow Castle, 1634: […] [Comus], London: […] [Augustine Matthews] for Hvmphrey Robinson, […], published 1637, →OCLC; reprinted as Comus: […] (Dodd, Mead & Company’s Facsimile Reprints of Rare Books; Literature Series; no. I), New York, N.Y.: Dodd, Mead & Company, 1903, →OCLC, page 26, line 760:

To utter precipitately; to blurt or throw out.


lock

Tok Pisin: lok

→ Hawaiian: laka

From Middle English lok, from Old English loc, from Proto-West Germanic *lok, from Proto-Germanic *luką from Proto-Indo-European *lewg- (“to bend; turn”). The verb is from Middle English locken, lokken, louken, from Old English lūcan, Proto-West Germanic *lūkan, from Proto-Germanic *lūkaną. Related to luxe via Latin.


padlock

From earlier pad lock (19th c.); Middle English padlock, padlokke, from pad-, of unknown origin, + lok (“lock”). Perhaps originally a lock for a pad (“gate”), or a gate opening to a path, or a lock for a basket or pannier, from UK dialect pad (“a pannier”).

A detachable lock that can be used to secure something by means of a sliding or hinged shackle

南京錠 (なんきんじょう, Nankin-jō, literally “Nanjing lock”)


keyhole

gravitational keyhole
gravitational keyhole


alcolock

Various international studies have shown that alcolock users had 65% to 95% fewer repeat offences than drivers whose driving licence was suspended or revoked. The previous Government conducted a trial programme in 2005, but there was never any follow-up.

2013 December 10, Rehman Chishti, “Road Safety”, in parliamentary debates (House of Commons):

A mechanism that prevents a car from starting if the driver has exceeded the legal limits of alcohol consumption.


keycard lock

An electronic lock operated by a keycard.


D lock

A lock shaped like an elongated letter D, used to secure an unattended bicycle to railings etc.