オタク

Noun (common) (futsuumeishi), noun, used as a suffix, colloquialism

Full

トム

tomu

は

言語げんご

gengo

オタク

otaku

だ

。

Tom is a language nerd.

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アイドルおたくアイドルおたく

(male) otaku obsessed with (female) idols

脱オタクだつオタク

ex-nerd; one who has given up geeky or nerdy hobbies; one who has given up stereotypically geeky dress, mannerisms, etc.

きもおたきもおた

creepy geek; disgusting otaku; extreme geek

大またおおまた

spreading one's legs wide apart; straddle

お忘れなくおわすれなく

please don't forget; please remember; keep in mind