Webster's Revised Unabridged Dictionary · 1913

homework

homework , noun

1.
preparatory school work done outside school (especially at home).
2.
Studies or other preparatory work done prior to some activity; -- usually used of preparations for activities of significance or consequence for the performer; as, the candidate didn't do her homework well and was outclassed in the debate. [figurative]
3.
Paid work done at home, especially piecework.