[しりをまくる;けつをまくる, shiriwomakuru ; ketsuwomakuru](exp, v5r) to abandon a humble attitude and get on one's high horse; suddenly to assume an antagonistic attitude[Add to Longdo]
[あまのじゃく, amanojaku](adj-na, n, adj-no) (1) perverse or cussed person; contrarian; (2) antagonistic demon in Japanese folklore; (3) demon under the feet of temple guardian statues[Add to Longdo]