<P> Another counter to a strike is a lockout , the form of work stoppage in which an employer refuses to allow employees to work . Two of the three employers involved in the Caravan park grocery workers strike of 2003 - 2004 locked out their employees in response to a strike against the third member of the employer bargaining group . Lockouts are , with certain exceptions , lawful under United States labor law . </P>
<P> Another counter to a strike is a lockout , the form of work stoppage in which an employer refuses to allow employees to work . Two of the three employers involved in the Caravan park grocery workers strike of 2003 - 2004 locked out their employees in response to a strike against the third member of the employer bargaining group . Lockouts are , with certain exceptions , lawful under United States labor law . </P>
​ when a firm refuses to allow union employees to enter the workplace the action is known as a
​ when a firm refuses to allow union employees to enter the workplace the action is known as a
lockout
lockout