cost-per-actionˌcost-per-ˈaction adjective 
describes a way of paying for advertising on the Internet in which the advertiser pays each time someone does something as a result of seeing their advertisement, for example if someone buys a product – used in business
describes a way of paying for advertising on the Internet in which the advertiser pays each time someone does something as a result of seeing their advertisement, for example if someone buys a product – used in business- unionized
- Union Jack
- Union of Soviet Socialist Republics
- Union Station
- union suit
- unique
- uniquely
- uniqueness
- unisex
- unison
- unit
- Unitarian
- unitary
- Unite
- unite
- United
- united
- United Arab Emirates
- United Artists
- United Farm Workers
- United Kingdom
- United Nations
- United Nations High Commission for Refugees
- United Negro College Fund
- United Reformed Church