n. American Sign Language
at sign
Babinski sign
call sign
division sign
dollar sign
equal sign
equals sign
equality sign
high sign
Indian sign
minus sign
multiplication sign
peace sign
plus/minus sign
plus sign
pound sign
radical sign
re sign
sign in
sign language
sign of aggregation
sign off
sign of the cross
sign on
sign out
sign up
times sign
V sign
vital signs