"Free riders" refers to people who receive the benefits or advantages that come from a certain situation or effort, without contributing or paying their fair share towards it. Full definition
Sonic Free Riders sounds like a blast in theory but in practice does not work. (toy-tma.com)
In addition, they are the only company that offers two free riders on every policy. (choicemutual.com)
Liberal groups are full of free riders; indeed, such groups typically make it one of their selling points that they place no demands on those to whom they appeal. (firstthings.com)