| bound or obligated, as under a pledge to a particular cause, action, or attitude | built against or attached to a wall |
| associated in an exclusive sexual relationship | having services contracted for |
| | (used of toothed parts or gears) interlocked and interacting |
| | involved in military hostilities |
| | (of facilities such as telephones or lavatories) unavailable for use by anyone else or indicating unavailability; (`engaged' is a British term for a busy telephone line) |
| | reserved in advance |
| | having ones attention or mind or energy engaged |
| | pledged to be married |