天に向かって唾を吐く
てんにむかってつばきをはく
ten'nimukattetsubakiwohaku
JMdict entry #2179520
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expressions (phrases, clauses, etc.)Godan verb with 'ku' ending
idiomatic expression
to harm oneself as a result of trying to harm someone else; to cut off one's nose to spite one's face; to turn to the sky and spit
see: 天に唾する