Sneak \Sneak\ (sn[=e]k), v. i. [imp. & p. p. {Sneaked} (sn[=e]kt); p. pr. & vb. n. {Sneaking}.] [OE. sniken, AS. sn[=i]can to creep; akin to Dan. snige sig; cf. Icel. sn[=i]kja to hanker after.] 1. To creep or steal (away or about) privately; to come or go meanly, as a person afraid or ashamed to be seen; as, to sneak away from company.