to accidentally mistype a word or phrase into a search engine box and be confused, surprised or horrified by the results.
Derived from jargogle (obscure): to confuse or jumble, conjoined with a rather well known internet company.
"Errm, I meant to type Spaghetti with Cockles. I think I just jargoogled that, I looked at the images and obviously Rule 34 applies." >.<
(example based on real life experience, i'm now scarred forever and will get naughty thoughts eating pasta)