n. The state or quality of being irreligious; ungodliness. [ 1913 Webster ]

a. [ L. irreligiosus: cf. F. irréligieux. ] [ 1913 Webster ]

1. Destitute of religion; not controlled by religious motives or principles; ungodly. Cf. Impious. [ 1913 Webster ]

Shame and reproach are generally the portion of the impious and irreligious. South. [ 1913 Webster ]

2. Indicating a lack of religion; profane; wicked; as, irreligious speech. [ 1913 Webster ]

adv. In an irreligious manner. [ 1913 Webster ]