1. The act of consuming cocaine
that has been placed on/in a female's vagina
. To make it a true SPIB, the female must hail from Alaska and/or the act must occur while in the state of Alaska.
2. Taking a snow plowing vehicle into the bush, AKA the Alaskan Wilderness.
1. "Me and Johnny met Sarah last night and went for a travel in the Bush. Johnny thought it be a grand idea to go ahead and go SNOW PLOWING IN THE BUSH."
2. "I took my Ford up north, put on my plow, and went SNOW PLOWING IN THE BUSH."