(1):

(v. t.) To work too much, or beyond one's strength.

(2):

(n.) Work in excess of the usual or stipulated time or quantity; extra work; also, excessive labor.

(3):

(v. t.) To decorate all over.

(4):

(v. t.) To work beyond the strength; to cause to labor too much or too long; to tire excessively; as, to overwork a horse.

(5):

(v. t.) To fill too full of work; to crowd with labor.