The act of speaking without discretion at length to an uninterested audience resulting in discomfort, annoyance, and/or discontent. yap derives from the annoying bark produced by small dog.
many other terms or "portmanteaus" incorporate "yapping"
Yapanese: when someone yaps so much they appear to no longer be speaking English
Yapathon: when a person yaps so extensively they could have ran 42 km or 26 miles during their tangent
Yapghanistan: to yap so much that it could be considered as an act of terrorism
Man 1: yes so my daughter just got a good VCE result i'm so proud next week the wife and I...
Man 2: okay buddy quit yapping this ain't yapghanistan here we speak English not yapanese, now beat it pal!
A residual mental illness caused by chronic exposure to the high-pitched, pneumatic barking of small dogs belonging to one’s neighbors.
I am slowly but surely getting some distance from this Posttraumatic Yapping Disorder; I’ve noticed a decrease in my hypervigilance to sound since I removed myself from the noisy old neighborhood that was heavily populated by an army of tiny yappers who reacted to every single sound throughout those days and nights.