Jim Pettiward explains how some words and expression change their meaning over time. Today's example is 'sick'. Click below to listen: He’s got a sick car! Say the word ‘sick’ and what’s the first ...

Lots of young people in the UK like to use "sick" to mean cool or great. How come?! William and Yang Li will explain this word. She looks sick with dark eye shadow. William: Hello and welcome to the ...