The Collaborative International Dictionary of English v.0.48:
Overload \O`ver*load"\, v. t. [imp. & p. p. Overloaded; p. pr. & vb. n. Overloading.] [Cf. Overlade.] To load or fill to excess; to load too heavily. [1913 Webster]WordNet (r) 3.0 (2006):
overloaded adj 1: loaded past capacity [syn: overladen, overloaded]