1. Short socks, typically white or colorful, worn by girls and young women, especially popular in the 1940s–1950s.
Usage: Often used in plural form; Historical/nostalgic reference to mid-20th century fashion
2. A young female fan, especially of popular music or entertainment; a teenage girl or adolescent girl.
Usage: Informal; Dated; primarily used in historical contexts referring to 1940s–1950s fan culture

Examples

• She wore bobbysox with her saddle shoes to school.
• The teenage girls dressed in bobbysox and poodle skirts for the sock hop.
• Bobbysox were a signature part of 1950s fashion for young girls.
• The singer's bobbysox fans screamed from the audience.
• My grandmother still has a pair of white bobbysox from her teenage years.