Be confined to lockup--including but not limited to jail, prison, brig, prison camp, and prisoner-of-war camp.
Fishing is another (though less so). Sitting for hours and fishing in ponds or other similar bodies of water that an uncle used to take me to as a kid (which i went to with him and whoever else he took along so as not to hurt his feelings by refusing) bored me stiff and turned me off to that activity before i reached ten and thenceforth for life.
spend time on facebook
Tell me, in excruciating detail, every single minute event of your day.
vegetate in front of a t.v.
Depends on the person