To get the title transfer on Modern Warfare 3 you must be killed by someone using the title and they must kill you with the knife melee attack.
To get this title you need to get 3 stars on every Special Ops mission
Get a 2 killstreak with bullets while in mid-air
A golden title witch is 1,000 headshots with any weapen or the over achiever witch is 3 stars in ever special ops mission
The red scope title in MW3 is not the current title used on the game. Currently there is not a way to get that type of title but it may be unlocked in the future.
Anover achiever is some one who tries too hard to get things
To get the title 'toxic'in mw3 you must be killed by an enemy MOAB. A MOAB is a giant bomb you get in mw3 for getting a 25 kill streak. Or 24 if you are using the perk Hardline
A title called 'flyswatter'
You Hack
Avenge a fallen teamate
the ~AussiePride~ title you get it buy joining the clan Aus~ on elite
There is no slang word for the word over achiever per-say but they can be referred to as things like goody too shoes or stuck up.
Reach 1st prestige level 65
It is based on what you like. Some people like MW3 over Black Ops. And some people like Black Ops over MW3. MW3 is almost exactly like MW2, so if you like mw2 then you should like mw3 also. (:
It means to be over. not like work is over but like over achiever. Ex: Heterogeneous