The key to keeping the mortar fluid and 'pumpable' lies in using the correct type and quantity of plasticisers. These along with other secret ingredients are what differentiates the really good gun injection mortars, such as Easipoint, from plain old sand and cement, and make the whole concept workable.
A boy gives his friend a holla on the phone. The definition of holla, or hollo, is a slang term meaning holler, which is a shout or call. An example of holla is giving someone a call on the phone; give them a holla. holla. holla.
Best Answer: holla back girl. A girl that is willing to be treated like a doormat or booty call. She is a girl that will allow guys to do whatever they want with her and will just wait for them to 'holla back' at them. Exactly what is a hollaback girl? The OC Weekly's insightful analysis points to cheerleading as the source of the slang.