When one takes drugs expecting to get high but the drugs are of sutch a low quality that there is barely any discernable buzz one is on a quack candle. Unsure of the origin but we all use it all the time round my way.
by DanTheMan123 June 23, 2004
I got completely off my spunky backpack on quackcandle and now i feel like a fortnight in a bad balloon
by Lovejoy's Lovechild September 08, 2006