lockspit verb & noun. ['lɒkspɪt] M17.
[from LOCK noun², verb¹ + SPIT noun³.]
A. verb trans. & intrans. Infl. -tt-. Mark out (ground) by a lockspit. M17.
b. noun. A cut or trench in the ground indicating the line further work should follow (in mining, fortifications, etc.). E18.

[TahlilGaran] English Dictionary ▲