手のひらを返す

てのひらをかえす

手の平を返す掌を返す手のひらをかえす

[tenohirawokaesu]

Definitions

1.expressions (phrases, clauses, etc.); Godan verb with 'su' ending

to flip-flop; to do an about-face; to flip over one's hand

2.expressions (phrases, clauses, etc.); Godan verb with 'su' ending

to do something easy