catchy jingles means: An advertisement’s catchy song is one that helps the customer remember company name, website address or phone number. Companies who are currently using them include Stanly Steamer, 1-800-Mattres, freecreditreport.com… Advertising propaganda falls under the umbrella of “repetitive advertisement” because consumers generally remember it after hearing it several times. (in Community Dictionary, added by Jaidyn Bridges)