Definition of 斜め上 (ななめうえ)
ななうえ
                        斜め上
ななめうえ
nanameue
noun
1.
diagonally upward
2.
(going in a) completely unexpected direction (of a story, result, etc.)(slang)(oft. as 予想の斜め上)
Related Kanji
| 斜 | diagonal, slanting, oblique | 
| 上 | above, up |