A mobile terminal and controlling method thereof are disclosed. The present invention includes a memory configured to set at least one touch gesture having a specific function assigned thereto, a memory configured to store at least one touch gesture to which a specific function is assigned, a touchscreen having a screen configured to receive the at least one touch gesture, and a controller configured to control the touchscreen to display a trajectory line of the received at least one touch gesture on the screen such that the trajectory line can be discriminated from other information displayed on the screen, to search the memory for the function assigned to the received at least one touch gesture, and to execute the function assigned to the received at least one touch gesture.