1 definition by Brian Sewell Leng Man Fe Dem

An amalgamation of "choong" (meaning good, beautiful, heavy) and "tonk" (meaning large). Used a lot in terms of drugs
"I picked up a Q from Lengs the other day, it was chonk"

or

"You can always get good cheng from him, its £25 a G but its chonk"
by Brian Sewell Leng Man Fe Dem November 25, 2006
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