piss on party

piss on somebody's party

(British & Australian very informal)

to do something that spoils someone's plans I don't want to piss on your party but next week Malc and I won't be here.

Name	Pronounced	Usage
Melody	['melədi]
RaphaËL	-	French
Silvia	SEEL-vyah (Italian), SEEL-byah (Spanish)	Italian, Spanish, Portuguese, Romanian, Slovak, English, German, Late Roman, Roman Mythology
Daphne	DAF-nee (English), DAHF-nə (Dutch)	Greek Mythology, English, Dutch
Burrows	['bʌrəuz]
Layne	LAYN	English