2)The act of failing to complete one's work in a correct fashion
3)The inability to cease irrelevant speech / waste apparently crucial time rambling on without reason
4)suspiciously convenient memory loss about important issues / things
2)John decided he was going to do a Southorn when marking their work - GCSE students don't want to know ther grades or how to improve them!!
3)Jamie can never stop Southorn-ing
4)Lisa pulled a Southorn when we went to the cinema