- Sic semper tyrannis is a Latin phrase meaning “thus always to tyrants”. In contemporary parlance, it means tyrannical leaders will inevitably be overthrown. The phrase also suggests that bad but justified outcomes should, or eventually will, befall tyrants. It is the state motto of Virginia.
- SNDMSG (Wikipedia)
SNDMSG was an early electronic mail program, chiefly notable because it was used to send what is considered the first networked email.