infested with ticks (the tiny woodland arthropod of the order Acarina).

(childish) a tick (particularly, a check mark).

(onomatopoeia, also tick) Representing short pitchless sound at a reasonable volume.

plural of ticky

Alternative spelling of ticky-tacky (“shoddy construction material; tar paper”)

(US) Cheap, low-quality building material, especially as that used to make conventional suburban housing of a uniform design.

(US) Made of this material; cheaply built, of low quality. / (by extension) Inferior, minor, trivial.

Alternative spelling of ticky box

plural of ticky box

(informal) A blank square on a form in which a check mark or cross may be placed in order to indicate a selection.