When you're told in ONE word, to never SPEAK again. This is usually said because you have cracked a poor joke or are speaking when in fact you should NOT be, as you have NO knowledge of the subject matter.
A creeves is a potato, he is a gifting potato, who loves to make his little potato fans happy by giving out potato prizes to lucky potatos. A creeves is a strong standing potato. If you would rank potatos, the creeves would be the number 1 potato.