1. to couple; to link; to hook together

2. (fig.) (preceded by 与 (yǔ) + {entity}) to establish contact (with {entity}); (Tw) to collude (with {entity})

3. (fig.) to link (marketing efforts with production etc); to peg (welfare payments to inflation etc); to tie (remuneration to performance etc)

4. hook (on which to hang sth); latch hook; coupling