A final addition, change, or embellishment that serves to complete something.

(snowboarding, skateboarding) Any of a plethora of different aerial tricks where one touches the top of one's feet.

(aviation) To land an aircraft or spacecraft. / (American football) To score a touchdown / (rugby) To score a try.

To type with a keyboard or typewriter without having to look at it, knowing where the keys are.

Alternative form of touch of the tar brush

(intransitive, slang) To be just on the point of soiling oneself.

(idiomatic) No longer maintaining contact or communications. / (idiomatic) No longer conversant with something, especially facts, reality, world; not aware or realistic.

(idiomatic, transitive) To make slight corrections or adjustments to; to fill in or perfect. / (idiomatic, transitive) To fondle or to grope someone, usually in an inappropriate way.

(baseball) To touch a base, usually with a foot but sometimes with a hand.

(computer hardware) An input/output device that allows the user to interact with the computer by touching the display screen.