Top Definition
The withdrawal effects of someone who is addicted to crack or crystal-meth.
The crackheads and meth freaks are called"tweaksters".
by King Koopsta December 11, 2006
A person who loves to fine tune or adjust according to his/her own liking or preferences , to get a more personalised touch to his/her object
Kayla's friends call her a Tweakster due to her avid joy in switching things up when it comes to old fabrics.
by fln September 23, 2013

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