(КАК) КУМ КОРОЛЮ

    • one is successful, well-off, content with his life, and not dependent on anyone
    • to be doing fine for oneself
    • happy-go-lucky
    • жить very well, in prosperity: (live) in clover
    • (live) high on (off) the hog
    • (live) like a king (a queen)
    • happy-go-lucky

Example: Если выйдешь за него замуж, будешь жить как кум королю. - If you marry him you will live without any cares.