It can be used to describe either people's characteristics or tasks that require a lot of effort.
It has been growing in popularity within East London.
" Do you want to go to Penge to tonight? No, Penge is Leng"
2. A term used to describe the act of Sexual Intercourse
Boy 1: Yo, did you hear about what happened yesterday? She got the biffa Leng!
Boy 2: No way! What did do after that?
Boy 1: She got mad and drove off
Boy 1: What happened last night?
Boy 2: oh my days, she got the leng last night!
"Oii the weather's looking leng for the next couple of days!"
"*after sipping Harry Potter World butterbeer* ..... leng."