Mogadishu resident (8)
'mogadishu resident' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for somali that I've seen before include "Native of East African state" , "From a part of northeast Africa" , "East African national" , "So Liam could be a man from NE Africa" , "North-east African" .)