Legal Definition of K: K is the short-hand abbreviation for contract | Looking for the Legal Definition of K? Learn why contracts are vitally important, providing legal protection, clarity, and certainty for all parties involved. Explore examples of contracts, such as employment contracts, sales contracts, and lease agreements, and understand how they contribute to strong business relationships. Safeguard your business and establish trust with well-drafted and comprehensive contracts. Be safe, not sorry. Click here to learn more