モノロック

noun

monolock; lock integrated into door knob

Wasei-eigo from 'monolock'; refers to a door knob with a built-in lock, common in Japanese residential interior doors.

wasei-eigo (Japanese-coined English), from monolock

• この部屋へやのドアはモノロックになっている。

  This room's door has a monolock.