either

pron. one or the other; one and the other

adv. (Grammar) also, too, as well (used after a negative clause: I won't either)

adj. one of two

conj. precedes two or more coordinate words or phrases, either...or

Either is an English pronoun, adjective, and conjunction, meaning one, or the other, of two. Its origin is from Old English ǽghweþer, which literally analyses as a compound word "any - whether."Either/or means "one, or the other, but not both". Its negative is neither/nor, meaning "none of them".
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Adverb
1. after a negative statement used as an intensive meaning something like `likewise' or `also'; "he isn't stupid, but he isn't exactly a genius either"; "I don't know either"; "if you don't order dessert I won't either"

(conj. Either)
precedes two, or more, coordinate words or phrases, and is introductory to an alternative. It is correlative to or.
  

(a. & pron.)
One of two; the one or the other; -- properly used of two things, but sometimes of a larger number, for any one.
  

(a. & pron.)
Each of two; the one and the other; both; -- formerly, also, each of any number.
  

adv.
چاہو, بھاويں, يا, خواہ
Either be old or die young. (Prov.)
ہوتے ہي مرو يا بڈھے ہو
either, pron
1. one or the other
ايک نہ ايک, کوئي ايک, کوئي, کوئي سا, کوئي نہ کوئي, جونسا, يہ يا وہ
either this or that
يا يہ يا وہ
Either live or die with honour. (Prov.)
مرنا يا جينا عزت کا
2. each of two
دونوں, ہر دو, ہر ايک
in either case
دونوں صورتوں ميں, ہر دو حالت ميں