mur·der (mûr’dər) pronunciation
n.

1. The unlawful killing of one human by another, especially with premeditated malice.
2. Slang. Something that is very uncomfortable, difficult, or hazardous: The rush hour traffic is murder.
3. A flock of crows. See synonyms at flock1.

v., -dered, -der·ing, -ders.

v.tr.

1. To kill (another human) unlawfully.
2. To kill brutally or inhumanly.
3. To put an end to; destroy: murdered their chances.
4. To spoil by ineptness; mutilate: a speech that murdered the English language.
5. Slang. To defeat decisively; trounce.

v.intr.

To commit murder.
idioms:

get away with murder Informal.

1. To escape punishment for or detection of an egregiously blameworthy act.

murder will out

1. Secrets or misdeeds will eventually be disclosed.
(Haritage)