Gra‐tu″i‐tous (?) a. [L. gratuitus, from gratus pleasing. See Grate, a., Gratis.] 1. Given without an equivalent or recompense; conferred without valuable consideration; granted without pay, or without claim or merit; not required by justice.
We mistake the gratuitous blessings of Heaven for the fruits of our own industry. L'Estrange.
2. Not called for by the circumstances; without reason, cause, or proof; adopted or asserted without any good ground; as, a gratuitous assumption.
Acts of gratuitous self-humiliation. De Quincye.
— Gra‐tu″i‐tous‐ly, adv. — Gra‐tu″i‐tous‐ness, n.