The most common and most likely answer to this crossword clue is the 6 letter word JOCKEY
J
O
C
K
E
Y
More clues leading to the result JOCKEY
- Jack skinned salmon in manoeuvre
- Struggle for position in clubs toured by comic
- Conservative in frivolous manoeuvre
- Humorous trousers beginning to chafe for hurdler, perhaps?
- Japanese duty officer’s crucial manoeuvre
- Sport’s head ousted after initially jostling rider
- Deviously seek advantage, indulging in banter about Conservative
- Horse-rider, engineer ... and a cheat
- Comic initially goes into funny position
Buddy explains!

The straight part
We know that "Deviously seek advantage" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case deviously seek advantage = jockey.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does JOCKEY mean?
JOCKEY noun- One who rides racehorses competitively.
- That part of a variable resistor or potentiometer that rides over the resistance wire
- An operator of some machinery or apparatus.
- A dealer in horses; a horse trader.
- A cheat; one given to sharp practice in trade.
- A prostitute's client.
- A rapist.
- To ride (a horse) in a race.
- To jostle by riding against.
- To maneuver (something) by skill for one's advantage.
- To cheat or trick.