Leng is a word that describes something SUPER attractive. It's a leveled up version of peng and both words are roadman slang, used on the streets of Britain. It can be used for males, female, or even inanimate objects, or just to describe something that's reaaaaalllly good. If you want to use leng, then the thing/person has to REALLY REALLY be attractive.

hand gun,machine gun

Leng is another word for peng. It’s a word to describe pretty ness and attractiveness and is a slang word.

Someone who is good looking/ hot/ buff/ peng, fit, piff

leng is used to describe someone who is very very good looking.

the chavvy definition for a girl or something that is very good looking would usually be 'peng' but leng is someone who is even more peng than peng so... some people call it leng.

Basically an evolved form of 'peng', but you don't feel as much of a prat using it. A positive description of something basically meaning 'well nice'. Can be used to describe people, but is much more appropriate when describing nice scenery, food & drink, or the day's weather. Very commonly used in Middlesex/SW London circa 2013.

Any type of weapon, i.e a knife or a gun.
Can also be used in the word 'lengman', i.e someone in possession of a weapon or someone who is dangerous.