• ТОЧИТЬ НОЖ на кого{{}}
[VP; subj: human or collect]
=====
1. Also: ТОЧИТЬ НОЖИ to prepare for an armed attack, for war:
- X-ы точат ножи на Y-ов{{}}≈ Xs are taking up arms against Ys;
- Xs are mustering their forces.
2. coll to be planning to do sth. bad, dirty, evil to s.o.:
- X точит нож на Y-a ≈ X has it in for Y;
- X is cooking up trouble for Y;
- X is plotting (hatching a plot) against Y.
Большой русско-английский фразеологический словарь. — М.: ACT-ПРЕСС КНИГА. С.И. Лубенская. 2004.