OXFORD DICTIONARY
such, adj. & pron.
--adj.
1 (often foll. by as) of the kind or degree in question or under consideration (such a person; such people; people such as these).
2 (usu. foll. by as to + infin. or that + clause) so great; in such high degree (not such a fool as to believe them; had such a fright that he fainted).
3 of a more than normal kind or degree (we had such an enjoyable evening; such horrid language).
4 of the kind or degree already indicated, or implied by the context (there are no such things; such is life).
5 Law or formal the aforesaid; of the aforesaid kind.
--pron.
1 the thing or action in question or referred to (such were his words; such was not my intention).
2 a Commerce or colloq. the aforesaid thing or things; it, they, or them (those without tickets should purchase such). b similar things; suchlike (brought sandwiches and such).
as such as being what has been indicated or named (a stranger is welcomed as such; there is no theatre as such). such-and-such
--adj. of a particular kind but not needing to be specified.
--n. a person or thing of this kind. such-and-such a person someone; so-and-so. such as
1 of a kind that; like (a person such as we all admire).
2 for example (insects, such as moths and bees).
3 those who (such as don't need help). such as it is despite its shortcomings (you are welcome to it, such as it is).
such a one
1 (usu. foll. by as) such a person or such a thing.
2 archaic some person or thing unspecified.
OE swilc, swylc f. Gmc: cf. LIKE(1)
THESAURUS
such
aforementioned, aforesaid, akin, alike, ally, alter ego, analogon, analogous, analogue, associate, brother, close copy, close match, cognate, companion, comparable, complement, congenator, congener, coordinate, correlate, correlative, correspondent, corresponding, counterpart, equivalent, fellow, image, kindred spirit, like, likeness, mate, near duplicate, obverse, parallel, pendant, picture, reciprocal, said, second self, similar, similitude, simulacrum, sister, soul mate, suchlike, tally, that, the like, the like of, the likes of, twin