Meaning of 後追い in Japanese

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Definition of 後追い

あとおい(atooi) 【後追い】

あとおいじさつ(atooijisatsu) 【後追い自殺】

あとおいしんじゅう(atooishinjuu) · あとおいしんぢゅう(atooishinjuu) 【後追い心中 ·跡追い心中】

(n) suicide immediately after the death of one's spouse or lover; following one's lover (husband, wife) into death