Or Less, Not Exceeding, Below
Noun
いか
五千円以下の本だなをさがしています。
I’m looking for a bookshelf that’s 5,000 yen or less.
コウイチのすきなネコのしゅるいは以下の通りです。
The list of cat breeds that Koichi likes is as follows:
以下同文です。
Those below are the same.
Compared with this, it's below. That's another way to say that what you have is less than it.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.