Dictionary

sia suay en · ADJ

From Hokkien 瀉衰／泻衰 (sià-soe), 卸衰 (sià-sue).

(Singapore, Singlish) Causing embarrassment or disgrace to others.
- Xiaxue not so 'sia suay' after all? 2015 March 23, S M Ong, “Xiaxue not so 'sia suay' after all?”, in The New Paper, Singapore, archived from the original on 25 Mar 2015:
- Most of those who sing these songs are too drunk to be stopped. Sia suay (Hokkien for bringing shame to the entire clan) only. 1989 November 2, “From love songs to 'pai kia' tune. Karaoke is BIG business.”, in The Straits Times, Singapore:
- Later so sia suay lah 2000 November 9, Daniel S, “Is YOUNG MING married???”, in Google Groups, Singapore:
- GUys, cannot break up like this SO SIA SUAY! 2011 February 14, peebrain, “~FUNNY ~ 阿莲Ah Lianz break up with Ah Beng 阿成. On Valentine Day cos he nebber listen up!”, in YouTube Video, Singapore:

Spelling	Features	Labels	Source
most sia suay	Degree=Sup		lexicographic
xia suay		alternative	lexicographic
more sia suay	Degree=Cmp		lexicographic

From Hokkien 瀉衰／泻衰 (sià-soe), 卸衰 (sià-sue).

(Singapore, Singlish, invariable) To disgrace; to cause embarrassment for others.
- Kenna hantam until nothing to say in the old thread then start a new one to get ppl oin your side without your old posts to sia suay you. 2007 November 21, Daniel S, “Only Queen's English.... in this forum..Singlish is banned ?!”, in Google Groups, Singapore:
- Sending such ugly women to international pageants will "sia suay" Singaporeans. 2000 December 4, vignette, “Singapore Miss World SUCKS!!”, in Google Groups, Singapore:
- In other words, I think what Mr Ha means is that Xiaxue had “sia suay” their industry. 2015 March 23, S M Ong, “Xiaxue not so 'sia suay' after all?”, in The New Paper, Singapore, archived from the original on 25 Mar 2015:

Spelling	Features	Labels	Source
xia suay		alternative	lexicographic