Definition: A sign or line that require the path of the disc to be above, below or to one side of it.
Alright class, settle down and let’s take a look! That dictionary definition you read is pretty close, but let’s break it down with a little rhyme – it'll help us understand. “Mandatory” means “must do,” you see, It’s a rule for the disc, quite plain to decree! Think of a rail, a line so bright, That guides the ball with all its might. When a 'mandatory' line is shown, The path it needs must be known! It means you have to aim and play, Above or below, come what may! Or maybe to one side, a clever trick, To make the shot, quick, quick, quick! So 'mandatory' tells you where to go, A crucial rule for the game, you know! Does that make sense? Any questions before we move on?