verb

1. To fasten, to join to (literally and figuratively).

   “An officer is attached to a certain regiment, company, or ship.”

2. To adhere; to be attached.

3. To come into legal operation in connection with anything; to vest.

   “Dower will attach.”

Synonyms: affix, annex, connect, unite, cling, stick

adjective

1. Connected; joined.

2. Fond of (used with to).

   “I'm very attached to my pets.”

3. In a romantic or sexual relationship.

   “As far as I know, he isn't attached, so I'm going to invite him out on a date.”