MOJO

a person who possesses rare knowledge or extremely skilled with a subject or activity. This person is usually very deft at explaining complex subjects or ideas with ease and simplicity. Well coordinated or gifted with a talent.
The new professor in the physics dept is the mojo.

That woman is a mojo at badminton.

Stuart killed me at Jenga, he is a mojo.
by xpez August 20, 2007
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