Gratuitous

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.