The Collaborative International Dictionary of English v.0.48:
defenestrate \de*fen"es*trate\ (d[-e]*f[e^]n"[e^]s*tr[=a]t), v. t. to throw (something or someone) out of a window. [PJC]WordNet (r) 3.0 (2006):
defenestrate v 1: throw through or out of the window; "The rebels stormed the palace and defenestrated the President"