Snake

Noun / UK Slang

Snake refers to someone who betrays others, switches allegiances, or goes behind people’s backs. It is commonly used to describe a person who is considered untrustworthy or disloyal.

Example: “He’s a snake, he left us for another team”
Means: “He’s untrustworthy, he switched to another team.”

Example: “She’s such a snake, always talking behind our backs”
Means: “She’s very disloyal, constantly gossiping about us.”