v.1. To fasten or secure something to something: The electrician attached the wires to the socket. The carpenter attached the knobs to the cabinet doors.
2. To adhere, belong, or relate to something: It is not a very difficult job, and not much responsibility attaches to it.
3. To affix or append something to something: I attached all of my receipts to my spending report.
4. To ascribe or assign some quality to something: Several ambassadors said they would walk out of the meeting, but our officials attached no significance to the threat.
5. To associate closely with someone or something: I quickly attached myself to the chess club when I started school.
6. To be bound emotionally to someone or something: I'm still attached to that old sweater I used to wear in high school.