εἰκαῖος · eikaios — LSJ
without aim, purpose
without aim or purpose,
1 random, purposeless, useless
of things, random, purposeless, τίκτει γὰρ οὐδὲν ἐσθλὸν εἰκαία σχολή S. Fr. 308; ὡς εἰκαῖον ὄν as being useless, Luc. JConf. 6; εἰ. διήγημα J. BJProoem. 1. Adv. -ως, δοξάζειν cj. in Epicur. Ep. 1p.30U., cf. Diotog. ap. Stob. 4.1.96, D.L. 2.128, Procl. in Cra. p.26 P.: Comp. -ότερον S.E. M. 1.276: neut. pl. as Adv., Lyc. 748.
2 rash, hasty
of persons, rash, hasty, Plb. 7.7.5, etc.; οἱ πολλοὶ καὶ εἰ. Cebes 12; τὸ εἰ. PRyl. 235.12 (ii A. D.).
3 ordinary, casual, taken at random, careless
ordinary, casual, J. BJ 2.10.2, Luc. Am. 33; taken at random, ξύλα Iamb. Comm.Math. 4; careless, σφίξις Heliod. ap. Orib. 50.9.10.