either

Any one (of two).

• You can have it in either colour.

Each of two; both.

• There is a locomotive at either end of the train, one pulling and the other pushing.
• There are roses on either side of the garden.

Any one (of more than two).oftenproscribed

• I hope you will be ready to own publicly, whenever you shall be called to it, that by your great and frequent urgency you prevailed on me to publish a very loose and uncorrect account of my travels, with directions to hire some young gentle

One or the other of two people or things.

• He made me two offers, but I did not accept either.

Both, each of two or more.obsolete

• Scarce a palm of ground could be gotten by either of the three.
• And either vowd with all their power and wit, / To let not others honour be defaste […]

As well.conjunctivenot-comparable

• I don't like him, and I don't like her either.
• I know a cheap Spanish restaurant. It's not far from here, either.

Introduces the first of two (or occasionally more) options or possibilities, the second (or last) of which is introduced by "or".

• Either you eat your dinner or you go to your room.
• You can have either potatoes or rice with that, but not both.