Definitions
1.NounA person who tweaks something.
2.NounA tool, especially a screwdriver, for making small adjustments.
3.NounA person addicted to methamphetamine.
A person seen as demented, crazy, or jittery, or a person displaying those qualities.
4.NounA person seen as demented, crazy, or jittery, or a person displaying those qualities.
5.NounA spin bowler.