C1to give something and be given something else instead: When you've finished reading your book, and I've finished mine, shall we swap?We swapped addresses with the people we met on holiday.When he got a job in a bank, he had to swap his jeans and T-shirt for a suit (= he had to wear formal clothes instead of informal ones).[+ two objects]I'll swap you my chocolate bar for your peanuts.We spent the evening in the pub, swapping (= telling each other) stories/jokes.→ SynonymexchangeverbReplacing and exchanging