Sound of a lit fuse (3 letters)

{ Answer }

SSS

{ Related Clues }

Conscription agcy.
Conscription org.
Deflating sound
Draft agcy.
Draft gp.
Draft initials
Draft inits.
Draft letters
Draft org.
"Greetings" org.
Recruiting org.
Registration agcy.
S.D.S. target
Serpentine signal
Sizzling sound
Snake sound
Snake's sound
Sound from a wok
60's draft org.
Busy agcy. of W.W. II
Draft org. (3)
Former draft org.
Mil. draft org.
Old lottery org.
Onetime lottery org.
Sound from a frying pan
Subj. of 60's protest
1960's-70's draft org.
Draft-card issuer: Abbr.
Former lottery runner: Abbr.

{ Tags }

60s, abbr, agcy, conscription, draft, former, induction, initials, inits, letters, lottery, old, org, protest, radiator, snake, snakes, sound, sss, tire, warning

{ Notes }

The answer SSS is seen frequently, appearing about once every 50 puzzles.

{ Definition }

SSS as a noun:

1. (Selective Service, Selective Service System, SSS) = an independent federal agency that administers compulsory military service