DSL

the uhn internet thingie

DSM

DSN
another internet thingie

DSO

DSP

DSL = Digital Subscriber Line
DSN = Data Source Name
DSO = Detroit Symphony Orchestra
DSP = Digital Signal Processor

=)

DSQ

DSR

DSS

DST

Daylight Savings Time! XD

DSU

DSV

DSW

DSX

DSW is a shoe store! =)

DSY

do a dollop of daisy

DSZ

DTA
direct transfer agreement