Denshi Jisho — Online Japanese dictionary

どうも 1:
2: (Abbreviation) thanks; (Adverb) much (thanks); very (sorry); quite (regret);
3: quite; really;
4: somehow;
5: in spite of oneself; no matter how hard one may try (one is unable to) (with negative verb); no matter how hard one may try not to (one ends up doing) (with positive verb, esp. -shimau);
6: (Interjection) greetings; hello; goodbye
Common word, Interjection 
洞毛 どうも vibrissae (e.g. cat whiskers)
Noun 
獰猛 どうも ferocity; truculence
Na-adjective, Noun 
瞠目 どうも gazing at (in wonderment)
Noun, Suru verb 
胴元 どうも bookmaker (in gambling); manager
Noun 
堂守 どうも temple keeper
Noun 
同門 どうも fellow student
Noun 
洞門 どうも cave entrance; tunnel
Noun 
どう猛 どうも ferocity; truculence
Na-adjective, Noun 
どうも有難う どうもありがとう Thank you
Common word, Expression 
どうも有難うございます どうもありがとうございます thank you very much
Expression 

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