The meaning of TOGGLE is a piece or device for holding or securing. How to use toggle in a sentence. Log in and get tracking!Email Learn the meaning, pronunciation, and usage of the word 'toggle' in different contexts. A toggle can be a small piece of wood or plastic for fastening, a device for switching, or a button for adjusting. With the element initially shown, we can hide it slowly with the first click: Figure 1 - Illustration of the toggle() effect when hiding the image A second click will show the element once again: Figure 2 - Illustration of the toggle() effect when showing the image The second version of the method accepts a Boolean parameter. If this parameter is true, then the matched elements are shown; if false, the elements are hidden. In essence, the statement: