lock
n//lɑk//lock, lås, sluss, fastna, låsa sig, låsa
Something used for fastening, which can only be opened with a key or combination.
A segment of a canal or other waterway enclosed by gates, used for raising and lowering boats between levels.
A fastening together or interlacing; a closing of one thing upon another; a state of being fixed or immovable.
(intransitive) To become fastened in place.
(transitive) To fasten with a lock.