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.
I'll holla at you later. Holla at your boy. See more words with the same meaning: to contact, call, mail. Last edited on Apr 08 2013. Submitted by Jerrelyn from University of South Alabama, USA on Apr 24 1999. to talk when trying to attract a member of the opposite sex; hit on. Every time I go to the mall, those fools be tryin' to holla.