殺ころす

1. 1to kill ; to slay ; to murder ; to slaughter
2. 2to suppress ; to block ; to hamper ; to destroy (e.g. talent) ; to eliminate (e.g. an odour) ; to spoil (e.g. a flavour) ; to kill (e.g. one's speed)
3. 3to suppress (a voice, feelings, etc.) ; to hold back ; to stifle (a yawn, laugh, etc.) ; to hold (one's breath)
4. 4to put out (a runner)
5. 5to pawn ; to put in hock

JMdict entry 1299030 · frequency rank 6. Source and licence.