Fillip \Fil"lip\, v. t. [imp. & p. p. {Filliped}; p. pr. & vb. n. {Filliping}.] [For filp, flip. Cf. {Flippant}.] 1. To strike with the nail of the finger, first placed against the ball of the thumb, and forced from that position with a sudden spring; to snap with the finger. ``You filip me o' the head.'' --Shak. 2. To snap; to project quickly. The use of the elastic switch to fillip small missiles with. --Tylor.