noun · small green cicada or frog (meaning unclear, possibly onomatopoeic)

古书中记载的“蝈”常指代某种小青蛙。

long-horned grasshopper (commonly occurring in the reduplicated form 蝈蝈 guō​guo)

夏天的傍晚，田野里到处是蝈蝈的叫声。