Definitions
1.nounA sharp pinch or jerk; a twist or twitch."a tweak of the nose"
2.nounA slight adjustment or modification."He is running so many tweaks it is hard to remember how it looked originally."
3.nounTrouble; distress; tweag.
4.nounA prostitute.
5.nounAn additional input to a block cipher, used in conjunction with the key to select the permutation computed by the cipher.
6.verbTo pinch and pull with a sudden jerk and twist; to twitch."to tweak the nose."
7.verbTo adjust slightly; to fine-tune."If we tweak the colors towards blue, it will look more natural."
8.verbTo twit or tease.
9.verbTo abuse methamphetamines, especially crystal meth.
10.verbTo exhibit symptoms of methamphetamine abuse, such as extreme nervousness, compulsiveness, erratic motion, excitability; possibly a blend of twitch and freak.
11.verbTo exhibit extreme nervousness, evasiveness when confronted by law enforcement or other authority (e.g., customs agents, border patrol, teacher, etc.), mimicking methamphetamine abuse symptoms.