Piss on (someone's) chips American slang rude
To make someone feel particularly unhappy, disappointed or irritated
After pissing on her chips, he left without saying sorry.
Who pissed on your chips?
To feel devastated because of a minor problem or accident
To intentionally and spitefully insult or show disrespect for someone
To spoil someone's ideas, plans or enthusiasm by criticizing them
Used to say that a dead person would be very angry or upset about something that someone has done
To annoy someone very much
The verb "piss" must be conjugated according to its tense.
The origin of this slang is not clear.