Noun: a person participating in activities of trolling and/or tomfoolery of an unspecified variety or category
Person A: "So you literally replaced all the salt in the shakers with sugar?"
Person B: "Yeah, I'm a bit of a Goober"
Peanut butter and Jelly in jar. taste better without bread. better than a date with Ben and Jerry
This Goober taste better than a date with Ben and Jerry as Mia expected the challenges of finding something to snack on.
A silly person and/or creature
Dude 1: Yo check this balck cat out, his eyes look so stupid
Dude 2: Yeah, he's such a goober!
Someone who Is goofy and has little common sense.
Stop being such a goober oppossum.