Slime bucket noun phrase informal
A despicable person who does unscrupulous or immoral things
This morning I met a slime bucket on the bus who treated an old man with disrespect.
Those who use child labor are slime buckets.
Used to describe someone who is good at persuading people to do or believe something
Show fortitude, and determination of character
It means people cannot change their nature like personalities, habits, etc.
Someone is not as bad, cruel, maleficent as they are said or believed to be.
The cruel treatment or behaviour that humans use to hurt each other
If you fall for someone's trick the first time then they are at fault.
Are you going to mess with me again? Fool me once, shame on you; fool me twice, shame on me.