neither (conjunction)
neither ... nor ...
used when mentioning two things that are not true or possible:
! Do not say 'neither ...or ...'. Say not ...or ... or neither ...nor ...: We don't know or care where he is. | Neither he nor his wife eats meat.
be neither here nor there(spoken): used to say that something is not important because it does not affect a fact or situation [= irrelevant]:
be neither one thing nor the other(spoken): used to say that something or someone cannot be described as either one of two types of thing or person, but is somewhere in the middle of the two:
(formal) used to add another negative statement about someone or something [= nor]:
neither (determiner, pronoun)
not one or the other of two people or things [↪ either]:
neither of
either (adverb)
used to show that a negative statement is also true about another thing or person, or to add a different negative statement about something or someone [↪ neither]:
me either (American English)spoken : used to say that a negative statement is also true about you:
either (determiner, pronoun)
one or the other of two things or people [↪ any]:
either of
used to show that a negative statement is true about both of two things or people [↪ neither]:
either of
either side/end/hand etc: both sides, ends, hands etc [= each]
either ... or (conjunction)
a) used to begin a list of two or more possibilities:
b) used to say that if one thing does not happen then something else will have to:
c) an either-or situation: a situation in which you cannot avoid having to make a decision or choice
Compare the present perfect and simple past: