2. The event in which an airborne object front-end(line-of-vision) first descends toward the earth.
3. Actively snorting cocaine on a regular daily basis. Snorting cocaine with addiction.
That man has been nose-diving since he quit his job and ain't working.
His frisbee toss took a nose-dive into the mac and cheese dish at the barbeque.
When a male/female uses their nose to stimulate the clitoris/prostate of another male/female.
"My nose diving technique really gets the girls excited."
"I love it when my boyfriend nose dives, it makes me so aroused."