1. items sold as a set of two for a special price, typically at a discount
Usage: informal; marketing term
2. things that serve two purposes or provide two benefits simultaneously
Usage: informal

Examples

• The grocery store is offering twofers on cereal this week.
• I love shopping during sales when they have twofers on my favorite products.
• The bookstore’s twofers made it easy to stock up on novels.
• These exercise classes are real twofers – you get cardio and strength training.
• The new software update includes several twofers that improve both speed and security.
• She always looks for twofers when buying cleaning supplies.