A person who occasionally pisses you off, but at the end of the day you still love them. They're usually your best friend who makes fun of you from time to time. Dingus can be used as a comment when they irritate you, or in a few cases, it can be endearing.
Dan: *mocking tone* "I'm Jenn...hmph hmph hmph!"
Jenn: *scowling*"You're such a dingus"
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).
Precedes or follows either a gratuitously disrespectful or honest remark, originated in New York City. Used in similar fashion to "no offense" or "to be honest," interchangeably.
Ya mans is wild buns, respectfully. Respectfully he's washed.
After school, The Modells on Jamaica Ave was active. Respectfully.