Come try the next generation of Jisho at!

Denshi Jisho — Online Japanese dictionary

滅茶苦茶 めちゃくちゃ 1: (Usually written using kana alone) absurd; unreasonable; nonsensical; preposterous; incoherent;
2: extreme; senseless; reckless; wanton;
3: disorder; confusion; mess; wreck
Na-adjective, Noun 

You can also

Look up kanji details for 滅茶苦茶.

Try a Yahoo Jisho search for 滅茶苦茶 .
Try a Goo Jisho search for 滅茶苦茶 .
Try a Google search for 滅茶苦茶 .