Widespread

[Sarah]

Spread to a great distance; widely extended; extending far andwide; as, widespread wings; a widespread movement.

[Sarah]

This is when a person spreads open their legs very very far. This is typically done on a wall or on a object (i.e. desk, table, lamp, see saw). You can also use this to describe a person or an object that looks like a person that has their legs wiiiiiiiiiiiiiiidddddddeeeeeeeeeeeeeee open.

[Ernesto]

existing or happening in many places and/or among many people:

[Greta]

Found or distributed over a large area or number of people.