i Register
In some senses, bottom-post is marked as dated. Watch for register when choosing this word.
noun
A post on an online forum whose contents are placed below a quoted message which is being replied to.
If you don't like to read bottom posts - don't. No one is going to change so let it be.
verb
To make a bottom-post.
The proper netiquette on this list is to "bottom post," which means that you reply to a previous poster's comments after the original comment.