“in the front_” meaning excellent ie: first in battle therefore actually bad.
"_ on." According to the McGraw Hill Dictionary of American Idioms and Phrasal Verbs, a verb meaning to gossip meanly. Eg: “Tom keeps ranking on Jennifer, and she is really mad about it.”
“of the first _.”
Rank theory of depression, the idea in evolutionary science that depression is an adaptive response that helps human beings cope with to a loss of status—one's rank—while signaling to others that the defeated individual does not wish to compete.