1. (a.) Bad, evil, or pernicious, in the highest degree, whether in a physical or moral sense.

2. (n.) That which is most bad or evil; the most severe, pernicious, calamitous, or wicked state or degree.

3. (v.) To gain advantage over, in contest or competition; to get the better of; to defeat; to overthrow; to discomfit.

4. (v. i.) To grow worse; to deteriorate.