The sacred act of getting high from smoking cannabis. The word is pronounced Toe-kog-a, and sounds somewhat Japanese. This is not the actual actual Japanese word but a corruption of the slang term "Tokeage".
"On 420 were going to have a massive Tokage session."
"Do you practice Tokage?"
"I am a Tokage master."
"The Tokage is strong with this one."
"Pigs disrespect the sacred Tokage."