keyboard: Similar to a typewriter keyboard. In addition to typing words, you can use a keyboard to give the computer commands.

keyword: Usually nouns (plus some adjectives) that you use to describe your eBay item.

keyword spamming: A trick where eBay users who are selling an unfamiliar brand of item try to snag bidders by putting a more familiar brand in the title. For example, writing Designer Chanel purse — not really, but a lot like it! is a fake-out.