To enliven a conversation or gathering; to make a discussion lively and engaging (e.g., 'to make the talk blossom').
久しぶりに会った友達と食事をして、話に花を咲かせた。
I had dinner with friends I hadn't seen for a long time, and our conversation blossomed.
パーティーでは司会がうまく盛り上げて、会場で花を咲かせた。
At the party the host skillfully livened things up and made the event sparkle.
SNSで昔の話題が再び取り上げられ、ネット上で話に花が咲いた。
An old topic resurfaced on social media and blossomed into many lively discussions online.
To achieve success or become well-known; to have one's talent or venture blossom.
その作家は近年になってようやく花を咲かせ、多くの読者を得た。
The writer finally blossomed in recent years and gained many readers.
この地域は観光資源を生かして町おこしに成功し、観光産業が花を咲かせた。
This area succeeded in revitalizing the town by utilizing tourist resources, and the tourism industry flourished.