It means Shucks or
Whatever.
It is used as a negative term or in conversations to show anger, stupidity or a 'dont-care' attitude.
Originally used by Former Miss Singapore
2009, Miss Ris
Low.
When you're walking down the street and a car stops in
front of you, "beep, beep". Look at the driver and say "shingz!".
"OMG, this is so shingz... i cant
stand you anymore... Please talk to my hand."
"Shingz off!"
"
Im shingz-ed!"