TICK

I. noun Etymology: Middle English tyke, teke; akin to Middle High German zeche ~, Armenian tiz Date: 14th century any of a superfamily (Ixodoidea) of bloodsucking acarid arachnids that are larger than the related mites, attach themselves to warm-blooded vertebrates to feed, and include important vectors of infectious diseases, any of various usually wingless parasitic dipteran flies, II. noun see: do Date: 15th century the fabric case of a mattress, pillow, or bolster, ~ing I, III. noun Etymology: Middle English tek pat, light stroke; akin to Middle High German zic light push Date: 1680 1. a light rhythmic audible tap or beat, the time taken by the ~ of a clock ; moment , a small spot or mark, IV. verb Date: 1721 intransitive verb to make the sound of a ~ or a series of ~s, to operate as a functioning mechanism ; run , transitive verb to mark with a written ~ ; check , to mark, count, or announce by or as if by ~ing beats , to touch with a momentary glancing blow , V. noun Etymology: short for 1~et Date: 1642 credit , trust