Grand-dogging:derived from the definition this is where people meet up in car parks and watch eachother having sex. Sometime other people join in, but its mainly about watching and getting off on it!

Except in Grand-dogging the participants are OAP's.
"The pensioner became highly addicted to grand-dogging."
Grand-dogging is a past-time enjoyed by the old age pensioner
by joelbyford October 17, 2010
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Baby boomers whose kids have pets instead of kids.
We are throwing a party for the grand-dogs.
by AustinAngel April 22, 2010
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When the man slathers his veiny gopher in chili before participating in any form of sex (concentual or not).

Often utilized as an effective way to get a blowjob from a hungry obese person.
"Mrs.Folkman gave me a mean grand chili dog...the only problem was that I used spicy chili so my meat was burning for a whole week."
by Argonak April 16, 2008
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