forerunner   (Sound)

The noun forerunner has 3 senses

• precursor, forerunner -- (a person who goes before or announces the coming of another)


• harbinger, forerunner, predecessor, herald, precursor -- (something that precedes and indicates the approach of something or someone)


• antecedent, forerunner -- (anything that precedes something similar in time; "phrenology was an antecedent of modern neuroscience")