Denshi Jisho — Online Japanese dictionary

蝗 こう 1: (Usually written using kana alone) rice grasshopper (of genus Oxya);
2: grasshopper; locust (of family Catantopidae)
Noun 
蝗 いなご 1: (Usually written using kana alone) rice grasshopper (of genus Oxya);
2: grasshopper; locust (of family Catantopidae)
Noun 
蝗 ばった grasshopper; locust (of superfamily Acridoidea)
Noun, Usually written using kana alone 
蝗虫 ばった grasshopper; locust (of superfamily Acridoidea)
Noun, Usually written using kana alone 
蝗 いなむし rice pest
Noun 
蝗 おおねむし rice pest
Noun 
蝗虫 こうちゅう rice grasshopper (of genus Oxya)
Noun 

You can also

Look up kanji details for 蝗.

Try a Yahoo Jisho search for 蝗 .
Try a Goo Jisho search for 蝗 .
Try a Google search for 蝗 .