A terribly vague term for someone who does things your mother would not approve of, and neither would you.

A landing that isn't very clean. Meaning the rider almost fell when they landed for one reason or another.

Containing only an outline or rough form; being in the manner of a sketch; incomplete.

giving only major points; lacking completeness; "a sketchy account"; "details of the plan remain sketchy"

The term currently used for "not good"