a mobile app that allows you to make cheap calls even to people who don't have a smartphone with 3G.
-Why are you calling someone in Canada?
-I'm speaking French without knowing how!
-Isn't that ridiculous and rather expensive?
-Not with the Yolla app!
noun: a group or barrage of yells, especially from one's superiors when displeased. A stern lecture or dressing down. The act or state of being yelled at.
"We are not going to finish on time , so expect some yellage."
"You can't imagine the yellage we received when he found out how much over budget the project was."
"If we don't ask permission, man, are we going to get some yellage."