### Clue: Rant after Edward's new company uniform gets egg on (9)
### Answer: ENCOURAGE 
 ### Explanation: Definition: egg on
 RANT(to rage/to express anger) **placed under**(after, in a down clue) [ E(abbrev. for "Edward", as in "ER"?) + N(abbrev. for "new") + CO(abbrev. for "company", a commercial concern, say) + U(abbrev. for "uniform") ].