Coffee. Because coffee usually contains caffiene it gives some people jitters.
When Fred woke up this morning he drank a cup of jitter juice to wake up.

We will be here all night, better brew up some jitter juice.
by barbamatt May 24, 2010
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The sandalwood smelling oil that jitters,crusties and general soap dodgers bathe in. The resulting smell is a cross between a joss-stick and BO. Term originated late 1980s/early 1990s in Bristol, UK
' Do we have to go to Bristol Bus Station? It totally honks of Jitter-juice!'
by Derek Fowler May 19, 2014
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