A type of snake known for its red coloration.

A metaphor for a person who is deceitful or cunning.

एक व्यक्ति जो धोखेबाज या चालाक होता है।

English Usage: She called him a red adder for his cunning methods in business.

Hindi Usage: उसने उसे व्यापार में उसकी चालाकियाँ के लिए लाल ऐडर कहा।