bottom-post noun 1verb 1forms 3 noun1 •(Internet, old-fashioned) 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. — 2001 verb1 •(Internet, old-fashioned) 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. — 2004 formsbottom-posted · bottom-posting · bottom-posts