to relax and enjoy oneself freely
リラックスして自由に楽しむ
"After the project ended, we all went out to let our hair down."
"プロジェクトが終わった後、私たちはみんなで外に出てリラックスしました。"
To have unrealistic or impractical plans or dreams.
to relax or slow down after activity
intelligence; the ability to think
something that no longer exists or happens
to start crying due to strong emotions
a small problem that is exaggerated