The Collaborative International Dictionary of English v.0.48:
Overdose \O`ver*dose"\, v. t. To dose to excess; to give an overdose, or too many doses, to. [1913 Webster]The Collaborative International Dictionary of English v.0.48:
Overdose \O"ver*dose`\, n. Too great a dose; an excessive dose. [1913 Webster]WordNet (r) 3.0 (2006):
overdose v 1: dose too heavily; "The rock star overdosed and was found dead in his hotel room" [syn: overdose, o.d.]