Definition of "jialat"

wah lao...... jialat ahhhh you.

1997 October 19, Thye Hoon Lin, “Singapore Ties to Heroin Traffickers: News Release”, in soc.culture.malaysia (Usenet)

None of the economists polled expect the economy to contract - be it a technical recession or a real recession - and hit the alamak and jialat ranges.

2015 December 17, Kelly Tay Soon Weilun, “The Singapore economy, colloquially speaking”, in Business Times

According to his doctors, every minute he had remained unconscious would have added to his life being in danger. "If it were 10 minutes... jialat (terrible)!" he said.

2019 March 2, Lyn Chan, “When an emergency hits, will you know what to do?”, in Today‎