What is Tinkster?
1.
A immature person who is constantly scheming to do dirty deeds, usually with little actual result, but an enjoyable process. Tinksters are incredibly mischievous and are always finding and getting into trouble. Tinkster is similar in character makeup to the word "stinker", a synonym.
That tinkster just thrashed my room and is now trying to find my Mountain Dew so he can steal some.