noun
dogs and monkeys; cats and dogs
Bound form used almost exclusively in the idiom 犬猿の仲 (けんえんのなか), meaning a relationship of mutual hatred like cats and dogs. The literal gloss 'dogs and monkeys' reflects the Japanese animal pair, while 'cats and dogs' is the English cultural equivalent for a bad relationship.
See also: 犬猿の仲
あの二人は犬猿の仲だ。
Those two are like cats and dogs.
「犬猿」という言葉は、
The word 犬猿 is usually used in the phrase 犬猿の仲.