### Clue: Sailor on ship outside Dover, say, with extremely elegant clothing (6,6)
### Answer: SPORTS JACKET 
 ### Explanation: Definition: clothing
 JACK(a sailor) **placed after**(on) [ SS(abbrev. for "steamship") **containing**(outside) PORT(an example of which;say, is Dover) ] **plus**(with) **the 1st and last letters of**(extremely) "elegant".