Foreigner (5)
'foreigner' is the definition.
(synonyms)
This is all the clue.
(Other definitions for alien that I've seen before include "Offensive" , "ET" , "Stranger" , "Foreign, strange" , "Foreign; extraterrestrial" .)
'foreigner' is the definition.
(I know that foreigner can be written as outlander)
This is the entire clue.
(Other definitions for outlander that I've seen before include "No local" , "stranger" .)
'foreigner' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for stranger that I've seen before include "One who is little known" , "Odder, more peculiar" , "Newcomer, alien" , "unfamiliar figure" , "More odd or weird" .)