When you eat out your wife or girlfriend's hot, juicy, sweaty and mungy ass after she's been seated at an outdoor event in a hot stadium seat for a few hours. Very popular during the summer baseball season.
After another great Cardinals victory on a hot July day, Frank got his wife back home right after the game and she fed him a juicy boiled ham dinner.
A sexually suggestive reference in the song "I Got a Woman in Hawaii" by Alan Wilson where he's presumably talking about going down to Maui to get a blow job and how L.A. Women won't lend him any help.
Well I'm Going to Maui, just to get my Ham Bone Boiled, these L.A. Women like to let my, Ham Bone Spoil, oh well