Noah Webster's New International Dictionary of the English Language

1. (n.) A vagrant; an idle, sturdy beggar; a vagabond; a tramp.

2. (n.) A deliberately dishonest person; a knave; a cheat.

3. (n.) One who is pleasantly mischievous or frolicsome; hence, often used as a term of endearment.

4. (n.) An elephant that has separated from a herd and roams about alone, in which state it is very savage.

5. (n.) A worthless plant occurring among seedlings of some choice variety.

6. (v. i.) To wander; to play the vagabond; to play knavish tricks.

7. (v. t.) To give the name or designation of rogue to; to decry.

8. (v. t.) To destroy (plants that do not come up to a required standard).