Adjective
Describing a situation in which there are only two choices.
Describing a situation in which there is a choice between two different plans of action, but both together are not possible
Source: en.wiktionary.orgA lot of people do not like singer-songwriters, and a lot of people who like them do not like hard rock. It's either-or. Art Alexakis
More grass means less forest; more forest less grass. But either-or is a construction more deeply woven into our culture than into nature, where even antagonists depend on one another and the liveliest places are the edges, the in-betweens or both-ands..... Relations are what matter most. Michael Pollan
Another leading indicator of the emerging multi-screen harmony; it’s not an either-or scenario. Source: Internet
But it’s not an either-or, as various vested interests fight over their preferred options against rival claims. Source: Internet
Board member David Adkins disputed that characterization, explaining that he did not consider the issue as an either-or matter. Source: Internet
Like all creative thinkers, Barry is skeptical of either-or propositions and instinctively assumes that the best solution for Bowdoin is the one that he and his colleagues are about to create. Source: Internet