Definition: Free from harm or risk; protected from or not exposed to danger or risk; not likely to be harmed or lost.
Pronunciation/articulation: Two-handed "S" hands (handshape) with the wrists at the cross (location), palm in (orientation), converges outward (movement) -> 2-handed "S" hands in space.
Related signs: SECURE, GUARDED, DEFENDED.
Opposite: UNSAFE.
First 100 words.
As you feel more comfortable with the first few hundreds of ASL signs, progress further with your vocabulary and learn signing more.