He spoke to Putin on June 17 and came away offering a “unilateral cease-fire.”
The Nevada Democrat would largely give President Obama unilateral power to boost the debt ceiling.
Under these circumstances, the kind of unilateral executive action Obama is undertaking will become more and more common.
1802, from Modern Latin unilateralis, from unum, neuter of unus "one" (see one) + latus (genitive lateralis) "side" (see oblate (n.)). Jeremy Bentham (1748-1832) may have been the first to use it in the legal sense of "made or entered into by one party." Unilateral disarmament is recorded from 1929.
It is useless for the sheep to pass resolutions in favor of vegetarianism, while the wolf remains of a different opinion. [William Ralph Inge, "Outspoken Essays," 1919]
unilateral u·ni·lat·er·al (yōō'nə-lāt'ər-əl)
On, having, or confined to only one side.