1. the furthest extent; everything: With them it was whole hog or nothing.
2. go whole hog, to do something completely or thoroughly: The townspeople went whole hog for the celebration. Also,go the whole hog.
Pronunciation: (hōl'hôg', -hog'), [key]
complete and thorough; wholehearted.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.