n.
instrument for cutting
1) to plunge a ~ into smb.
2) to pull a ~ (on smb.)
3) to stab smb. with a ~
4) to sharpen a ~
5) a dull; sharp ~
6) a bowie; boy-scout; bread; butcher ( esp. AE ). butcher's ( esp. BE ); clasp; electric; flic ( BE ; AE has switchblade ); hunting; kitchen; paper ( BE ; AE has letter opener ); paring; pocket; sheath; steak; trench ~
surgery
7) under the ~ (she was under the ~ for two hours)