To strike (someone or something), chiefly lightly with a clear sound, but sometimes hard. • Also in the form tap on the shoulder: to arrest (someone). • To have sexual intercourse with (someone). • To shoot (someone or something) with a firearm. • To (lightly) touch (a finger, foot, or other body part) on a surface, often repeatedly. • To lightly touch a touchscreen, usually an icon or button, to activate a function. • To lightly and repeatedly touch (a person or one or more body parts) as part of various forms of psychological treatment. • To force (an opponent) to submit, chiefly by indicating their intention to do so by striking a hand on the ground several times; to tap out. • To invoke a function on an electronic device such as a mobile phone by touching (a button, icon, or specific location on its touch screen). • To repair (an item of footwear) by putting on a new heel or sole, or a piece of material on to the heel or sole. • To choose or designate (someone) for a duty, an honour, membership of an organization, or a position. • Often followed by at or on: to strike lightly with a clear sound; also, to make a sharp noise through this action. • To walk by striking the ground lightly with a clear sound. • Of a bell, a drum, etc.: to make a sharp noise, often as a signal. • To submit to an opponent, chiefly by indicating an intention to do so by striking a hand on the ground several times; to tap out. • Of a hare or rabbit: to strike the ground repeatedly with its feet during the rutting season.