noun
yahoo
YAH-hoo/ˈjɑːhuː/
A crude or uncultivated person.
The yahoo shouts across the café with one shoe on a chair.
Etymology
Swift coined the name for brutish human creatures in Gulliver’s Travels. Their lack of civilized behavior made the name a label for a rude or uncultivated person.
In context
that's a bunch of marketing gibberish that some yahoo who works for these Stetson advertising agency pulled out of their butt