What does YRS stand for?

Red Sucker Lake - Canada - Airport symbol (OAG)

Yarsun - Language code (ETLW)

Yaw Rate Sensor

Yours

Ysgarth Rules System (SAUS)

Yuen Ren Society for the Promotion of Chinese Dialect Fieldwork (BUAC)

Yugoslav Relief Society

Years - Therapy term (CTAA)