The Lowest
The Worst, The Minimum, Nasty, Terrible
adverb, noun, な adjective, の adjective
The most low is the lowest or the minimum. It's also what you call something when you think it's the worst or just plain terrible. Try yelling this out when you're disgusted about someone or something.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
あのドラマ、最低だった！
That drama show was the worst!
今回のテストは、今までで最低の点だった。
I got the worst score at the exam this time.
明日の最低気温は０度を下回るでしょう。
The lowest temperature tomorrow will be below zero degrees.