Available Definitions:
1) v. t. - To be ignorant of or not acquainted with.
2) v. t. - To throw out or reject as false or ungrounded; -- said of a bill rejected by a grand jury for want of evidence. See Ignoramus .
3) v. t. - Hence: To refuse to take notice of; to shut the eyes to; not to recognize; to disregard willfully and causelessly; as, to ignore certain facts; to ignore the presence of an objectionable person.