The act of standing in front of a bowed or seated male or female with an erect penis. Placing said penis on each shoulder and head in the same manner as king or Queen dubbing a true knight.
As with tea bagging this action is sexual in nature usually meaning to gratify, punish, embarrass, or promote laughter.

Adj. Something that is expected to have a long lifespan by virtue of having existed for a long time, based on the lindy effect, named for the New York restaurant Lindy's, coined by Albert Goldman and popularized by Nassim Taleb.

to get dunked on so hard that you land on your back

Facing your partner, with them on their knees, place one's penis on one shoulder shoulder then the other, in a manner akin to a king knighting a squire.

Receiving a blowjob while in a castle. This can be an authentic pre-16th Century castle or a later reproduction made using the techniques of Western European castle engineers.

When a guy cum on her shoulders and after that he declares her ma'am and stand up proud.

The act of being beat, hit, or crushed with a nightstick by another person or object.