Hefty is a term used in Glasgow, mainly the rough area of Pollok.
Hefty generally means, large, huge, big, very, alot.
It is generally used to describe a large object or something similar.
The word Heavy in these areas can also mean the same, as does Pure and are commonly found in the same sentance.
'Here mate you've got a hefty shite on yer shoe'
'Check that hefty fat burd'
'Here bud check oot ma new sannies, hefty cool int they'
'Your a hefty bawbag'
A group of Glasgow, could be reffered to as a gang in some aspects.
The B4L, the more common name for which has bin named The Brotherhood (the full name is hardly used anymore)
The B4L has numbers in excess of 30 and can be identified by their bandanas which hang from the back of their jeans on most members.
The majority of the members are metalheads, stoners and pillheads, but a few of the most prominent figures are into hiphop/metal crossover and hardcore techno.
They gave a strong presance in 3 bars and a few nightclubs in the city centre, most noteably The Catty (Cathouse) and are publicly known to be quite loud and aggressive, that aside, they are fun loving and friendly unless crossed.
'mate the whole b4l is here tonight man ooft'
'that guy over ther is b4l man hes pure fleein oot his trolley'
Meaty is used to describe the likes of a cool sounding part of a song, something thats found to be cool, or a physically big/thick object (most commnly a bag of weed)
'This guitar riff is pure meaty'
'aye mate a just got a meaty bit a hash'
'your arms are pure meaty lookin mate'
'that burds got a meaty booty man shes gettin the bone'