- YAP stands for Youth Action for Peace
- YAP stands for Young Artist Program
- YAP stands for Youth Adventure Program (Texas A&M University)
- YAP stands for Yet Another Program
- YAP stands for Young Adult Program
- YAP stands for Yet Another Package
- YAP stands for Youth Assistance Program
- YAP stands for Yttrium Aluminum Perovskite
- YAP stands for Youth and AIDS Projects (University of Minnesota)
- YAP stands for Yet Another Previewer
YAP Young Aspiring Professional
YAP Yap, Caroline Islands, Micronesia (Airport Code)
YAP Young Artists Production (Seattle Opera Association; Washington)
YAP Young Affluent Professional
YAP Your Alternate Phone
YAP Young American Professional
YAP