young fart 

Used by old people to describe young people in a somewhat disrespectful manner.

That kid there is such a young fart

young fart by kfczinger69man June 4, 2018

Young fart 

It's a fart that barely just came out but you know it's going drop hard like a rapper's beat.

Well when Makayla farted it started off as a young fart and we all knew we were doomed.

Young fart by SlickbackYT August 1, 2018