Generate click events on touchstart; kill the mouse events that the browser cooks 200+ms afterwards.

hijack_touch.js

(function touchJack(){
    var lastTouch = 0;

    document.addEventListener("touchstart", function(e){
        lastTouch = Date.now();
        var touch = e.touches[0],
            synth_event = document.createEvent("MouseEvents");
            synth_event.fab=true;
        synth_event.initMouseEvent("click", true, true, window,
                                   0, touch.screenX, touch.screenY, touch.clientX, touch.clientY, 
                                   false, false, false, false, 0, null);
        e.target.dispatchEvent(synth_event);
  });

    ["click", "mouseout", "mouseover"].forEach(function(event_type){
        document.addEventListener(event_type, function(e){

            if(!e.fab && Date.now() < lastTouch + 500){
                e.stopPropagation();
                e.stopImmediatePropagation();
                e.preventDefault();
                return false;
            }
        }, true); // capture phase.

    });

})();