N-COUNT
（對某種愛好過于癡迷以至于乏味的）…癡，…呆，狂熱愛好者
If you refer to someone as an anorak, you mean that they are boring because they devote too much time to a particular hobby or interest.
例句
He's such an anorak...
他真是個悶蛋。
Computer games are the ultimate anorak pursuit.
電腦游戲是電腦迷的大愛。