Meaning of bottom-of-the-line

bot•tom-of-the-line

Pronunciation: (bot'um uv u līn"), [key]
— adj.
  1. being the cheapest item of its kind made by a manufacturer; produced as inexpensively as possible (opposed to top-of-the-line): bottom-of-the-line merchandise that has no warranty.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.