Go cap in hand (to somebody) British American phrase informal
In US, they are usually used phrase ' go hat in hand (to someone)', but the British use 'go cap in hand (to someone)'. They are the same meaning.
to ask someone to do something or to give you something in a polite or formal way
David asked me , go cap in hand, if I could help him out of his difficulties.
The elderly people should go cap in hand to government to support them.
I don't have enough money for rent this month, so I'll just go cap in hand to my close friend.
Used to to emphasize that attention is paid to the individuals who complain or cause problems
To assist someone to do something illegal or wrong
Use one's influence and power to support someone
1. Said when you decide to use your social influence to have an advantage over other people
2. To make money quickly by selling your personal properties or financial assets
3. To die or pass away
The origin was not clear, but It came from a long time ago.