Person who opposes another in a contest, battle, etc
2. (Anatomy) anatomy an opponent muscle
adj
3. opposite, as in position
4. (Anatomy) anatomy (of a muscle) bringing two parts into opposition
5. opposing; contrary
[C16: from Latin oppōnere to oppose, from ob- against + pōnere to place]
I want to say Thomas Jefferson.. but I'm not sure If it's right
Is it who, what, when, where, why?