The professor did a swap of his home in Boston for a colleague's in Paris during his year on sabbatical.
The store gave Mary a swap for the oversized sweater for one that fit.
WordNet 3.0 Sense Numbers: 1
NOTE: a specific and widespread usage of Sense 1 that applies in the financial markets.
The two banks had arranged a currency swap.
This type of swap involves exchanging a fixed interest rate for a floating rate.
Chapter three of the book on portfolio theory describes bond swaps.
WordNet 0.0 Sense Numbers: 1b