Shaming or otherwiseguilting another party for not sharing the same belief or value system as yourself in an attempt to alter their opinion. This can involve haphazard labeling, or insults of the cursory nature.
James engaged in shame-splaining by calling Pete narrow-minded for his beliefs on gun control, before expressing how gun control should work and how wrong Pete was.
Using humor and fun to explain things and make them understandable. Splainers often rely on one (or sometimes all) of the following: theme, metaphor (sometimes mixed-metaphors), props, situation, etc…
Jenny cracked me up. Her splainer about how satellite radio works involved coconuts, tin foil, gum wrappers and an Emeril Lagasse beet juicer.