put (one's) pot on
old-fashioned To make one's actions or intentions known publicly. Primarily heard in Australia. He knew I was nervous about asking Mary out, so it really got my dander up when he strolled on by and put my pot on like that.
put someone's pot on
AUSTRALIAN, INFORMALIf you put someone's pot on, you tell other people about something wrong that they have done. She threatened to put his pot on with the police.
put someone's pot on
inform on a person. Australian & New Zealand informal