Shirabe
逆ナン

逆ぎゃく

Common Noun I-adj Noun
English jmdict
1
nouns which may take the genitive case particle 'no'adjectival nouns or quasi-adjectives (keiyodoshi)noun (common) (futsuumeishi) reverse;opposite
夫の方が殴ったと彼女は言っているが、実はその逆だった。
She said that her husband hit her, but in fact it was the other way around.
2
adjectival nouns or quasi-adjectives (keiyodoshi)noun (common) (futsuumeishi) converse (of a hypothesis, etc.)
3
noun mathematics inverse (function)

逆さか

Noun Noun
English jmdict
1
nounnoun (common) (futsuumeishi) inverse;reverse
ベストを裏返さなくちゃ。表裏逆ですよ。
You need to reverse your vest. It's inside-out!
Other forms 倒 【さか】

逆ナンぎゃくナン

Noun Irregular
English jmdict
1
noun (common) (futsuumeishi)noun or participle which takes the aux. verb suru slang women picking up men
from 逆+ナンパ
これはなんだ。キャッチセールスじゃないのなら、新手の逆ナンだろうか。
Then what is this, I wonder? If it isn't dodgy door-to-door sales, then could it be a new kind of pickup technique for the ladies?