DSYP
DSYP stands for Designated Services for Young People (mental health service; UK)
DSYO
DSYO stands for Discretionary Serious Youthful Offender (Ohio penal code)
DSYL
DSYL stands for Dover-Sherborn Youth Lacrosse (Massachusetts)
DSYHS
DSYHS stands for Delft Systematic Yacht Hull Series
DSYF
DSYF stands for Dwight Stuart Youth Foundation (Beverly Hills, CA)
DSYC
DSYC stands for Desolation Sound Yacht Charters Ltd. (Canada)
DSYA
DSYA stands for Derby Sikh Youth Association (UK)
DSY
DSY stands for Dirty Souf Yankee DSY stands for Dharma Stambha Yojana (initiative; India) DSY stands for Drum Storage Yard
AFFMA
AFFMA stands for Air Force Frequency Management Agency AFFMA stands for Arpa Foundation for Film, Music and Art (est. 1995)
AFFM
AFFM stands for Adoptive and Foster Families of Maine (Old Town, Maine) AFFM stands for Aviation and Forest Fire Management (Canada) AFFM stands for Australian Federation of Friends of Museums (Australia) AFFM stands for Adaptive Fuzzy Feature Map (data mining) AFFM stands for Atomic Force Fluorescence Microscope (biophotonics) AFFM stands for Air Force Family Matters