1. very stimulated and excited, as from coffee or drugs. jack1 [jak] /dʒæk/ Spell Syllables noun
1. any of various portable devices for raising or lifting heavy objects short heights, using various mechanical, pneumatic, or hydraulic methods.
2. Also called knave. Cards. a playing card bearing the picture of a soldier or servant.
3. Electricity. a connecting device in an electrical circuit designed for the insertion of a plug.
4. (initial capital
"rates can be jacked in/at/on percents."
"suns can be jacked."
"rates can be jacked."
"people can be jacked."
"in.s can be jacked."
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