Fetching details from the dictionary...

a (short) time; a while; moment
one time (in the past); a period; former times
友人とのひとときを楽しんだ。
I enjoyed spending time with my friend.
静かなひとときを過ごすのが好きだ。
I like spending quiet moments.
忙しい毎日の中でひとときの休息をとった。
I took a brief rest in the middle of busy days.