～ずくめ totally immersed in, all in...

Suffix that expresses the fact that "it was...all the way from start to finish" or that "everything was all one way". To be filled with something, or one thing after another happens. Used for things, colors and events. Most often used when a person is inundated with nice things.

（１）彼女は派手好きで、いつも全身ブランドずくめだ。

（２）早朝の散歩は、ダイエットにも健康にもいいから、いいことずくめだ。

（３）うちの学校は規則ずくめで、窮屈でしかたがない。