earn or burn
v. phr.— «Most airlines let you “earn or burn” miles in a variety of ways, such as using a credit card linked to the account or spending money or miles with one of the airline’s retail, restaurant, travel or financial partners.» —“Warnings on frequent-flier miles” by Kathleen Pender San Francisco Chronicle Nov. 18, 2007. (source: Double-Tongued Dictionary)
Further reading
The new Downton Abbey movie is a luscious treat for fans of the public-television period piece, but how accurate is the script when it comes to the vocabulary of the early 20th century? It may be jarring to hear the word swag, but it was already at...
Gene calls from the Badlands of South Dakota to ask about ordering a glass of water at a restaurant by asking for a blue dolphin neat. Is that widely used? There are many slang terms used when ordering water, such as windmill cocktail, city coke...