Meanings
nounlocking frame (plural locking frames)
plural locking frames
- rail transportA frame for interlocking in a signal box, normally located in the locking room, which is operated by a lever frame in the operating room above it.
Cite this entry
APA
locking frame. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/locking%20frame
MLA
“locking frame.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/locking%20frame. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “locking frame,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/locking%20frame.
Source: locking frame on Wiktionary, CC BY-SA 4.0.