Top Definition
One who agrees to attend a rare special meeting of friends, a Summit, and sometime before said meeting, chooses to snap on friends and stay home or attend a function of much lesser importance.
1) A person agrees to attend a Summit and avoids telling his wife until three days before the Summit date, causing marital discord; forcing person to stay home and miss the Summit, making him a summitbuster.

2) A person agrees to attend a Summit and three weeks before the Summit date announces he must skip the Summit and attend a Jack and Jill baby shower, and he will miss the Summit, making him a summitbuster.

3) A person agrees to attend a Summit and one month before the date announces he must skip the Summit to attend a wedding of a friend in another state because he will have a better time there, and he will miss the Summit, making him a summitbuster.
by Digger G July 11, 2006

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