Meaning Real-time bidding
Type Acronym
Rank ★ ★ ☆  Average
Usage General (not just online)
Comments Real-time bidding is a common type of online auction in which bidders can place new bids on items in real-time.

RTB may also describe an online ad in which advertisers bid for the ad slot in real-time when the corresponding page is loaded.

Example "I like RTB auctions, but I always get outbid at the last minute. =/"
Updated June 3, 2013