On or About, Knowingly, and Willfully — Generally: On or About: This phrase generally means that an action was taken at or near a specified time or place. Knowingly: This phrase generally means that the person performing the action was aware of the nature of his/her action and its consequences. Willfully: This phrase generally means that the person performing the action did so intentionally and/or with deliberate disregard for the law or its consequences.