A lazy person.
A person who straggles, or departs from the direct or proper course, or from the company to which they belong.
Something that stands alone or by itself.
One who falls behind the rest, for example in a race.
Something that shoots, or spreads out, beyond the rest, or too far; an exuberant growth.
One who roams without any settled direction.
A roving vagabond.
A migratory animal found away from its usual range.