pontoon boat full of females and a solitary male. or sometimes all females
1- A nerdy guy with $$ has a pontoon boatfull of women in the odd chance of getting lucky. They; all friends are just taking advantage of a day on the lake. it is a ''poontoon''
2- A really old guy with wife, sisters, daughters, grand kids, spinster aunts, and even sometimes great grandkids. aboard the pontoon. Seems female genes were dominant. 30 foot luxury ''poontoon''
3-All babes, hot or not. Ultimate ''poontoon''