v.
1.improve or perfect by pruning or polishing
2.make more complex, intricate, or richer
3.treat or prepare so as to put in a usable condition
4.reduce to a fine, unmixed, or pure state
5.attenuate or reduce in vigor, strength, or validity by polishing or purifying
6.make more precise or increase the discriminatory powers of
Idiom of the Day
take (someone) for a fool
to assume that someone is stupid
The salesman tried to take me for a fool when he tried to sell me the old car.