Top Definition
A person who excels in almost everything. Commonly reffered to as 'boy wonder'.

A lio usually grows out to be a gifted artist, writer, politician or a business executive.
Wow, that guy's a real LIO.
by Sandrijn Petitiaux September 04, 2004
lesser included offense
Not just instinctive. In legal usage, an offense that would be proven by evidence of most of, but not all of, the same legally necessary elements of some other (more serious) offense.
assault is an lio of assault with a deadly weapon
by pros June 23, 2007
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