I.Indef. Pron. any one, any thing, some one, some thing; and as adj. any, some, and serving as the Indef. Art. a, an: in the latter case it agrees with its Subst., φίλος τις a friend, θεός τις a god, i. e. not a man; in the former it is followed by gen. pl., φίλων τις one of thy friends, θεῶν τις one of the gods.
II.special usages:
2.any one concerned, each one, Il.; τοὺς ξυμμάχους αὐτόν τινα κολάζειν that every man should himself chastise his own allies, Thuc.; ἄμεινόν τινος better than any others, Dem.:—this is more fully expressed by adding other pronominal words, τις ἕκαστος Od., etc.; πᾶς τις Hdt., etc.; οὐδείς or μηδείς τις Eur., Xen.
3.in reference to a person, whom one avoids naming, δώσει τις δίκην some one I know will suffer, Ar.; so euphem. for something bad, ἤν τι ποιῶμεν, ἤν τι πάθωμεν Thuc.
5.τις, τι, emphat. of a person or thing, some great one, some great thing, ηὔχεις τις εἶναι you boasted that you were somebody, Eur.; δοκοῦσι τινὲς εἶναι Dem.; κἠγών τις φαίνομαι ἦμες I too seem to be somebody, Theocr.; so in neut., οἴονταί τι εἶναι Plat.; so, λέγειν τι to be near the mark, opp. to οὐδὲν λέγειν, id=Plat.
6.emphat. a man, opp. to a brute, τις ἢ κύων Ar.: reversely, with sense of contempt, Θερσίτης τις ἦν there was one Thersites, Soph.
7.with prop. names τις commonly signifies one of the same sort, as, ἤ τις Ἀπόλλων ἢ Πάν either an Apollo or a Pan, Aesch.; Ἀφροδίτη τις Eur.
8.with Adjs. τις takes a restrictive sense, ὥς τις θαρσαλέος ἐσσι a bold kind of fellow, i. e. very bold, Od.; δυσμαθής τις a dull sort of person, Plat.
9.with numerals, ἑπτά τινες some seven, seven or so, Thuc.; ἐς διακοσίους τινάς id=Thuc.; so without numeral, ἡμέρας τινάς some days, i. e. several, id=Thuc.; ἐνιαυτόν τινα a year or so, id=Thuc.; so, οὐ πολλοί τινες, τινες οὐ πολλοί, ὀλίγοι τινές id=Thuc.:—so also ὅσος τις χρυσός what a store of gold, Od.
10.with Pronominal words, οἷός τις what sort of a man, Il.; ποῖός and ὁποῖός τις Soph., Xen., etc.; τις τοιόσδε Hdt.; τοιοῦτός τις Xen.:— ὅταν δ᾽ ὁ κύριος παρῇ τις when the lord, whoever he be, is here, Soph.:—in opposed clauses, ὁ μέν τις . . , ὁ δὲ . . Eur., Plat., etc.
11.the neut. τι is used as adv. somewhat, in any degree, at all, Il., etc.