dis·o·bey 
(dĭs′ə-bā)
(dĭs′ə-bā)v. dis·o·beyed, dis·o·bey·ing, dis·o·beys
v.intr.
To refuse or fail to follow an order or rule.
v.tr.
To refuse or fail to obey (an order or rule).
[Middle English disobeien, from Old French desobeir, from Vulgar Latin *disobedīre : Latin dis-, dis- + Latin oboedīre, to obey; see OBEY.]