RATTING

verb

1. (usually with “on” or “out”) To betray a person or party, especially by telling their secret to an authority or an enemy; to turn someone in.
2. To work as a scab, going against trade union policies.
3. (of a dog, etc.) To kill rats.

verb

1. To scratch or score.
2. To tear, rip, rend.
3. Damn, drat, blast; used in oaths.

noun

1. The blood sport of setting a dog upon rats confined in a pit to see how many he will kill in a given time.
2. A vocation involving the pest control of rats, typically using a working terrier.
3. Desertion of one's principles.