What are alla boards?

Question:

What are alla boards?

it is used for water rescue. pls tell us what it is and what it looks like.

Best Answer - Chosen by Asker: Are you sure you don't mean all aboard?
Alla Boards as you type it doesn't mean anything unless you mean Alla Board in which case it is the board of Association of Latina and Latino Anthropologists. Be more specific and then we can answer your question