Sentence:  Sometime in the early Seventies, <WSD>gender-free</WSD> toys were briefly a popular idea. So at Christmas on the California beach in 1972, we downplayed the dolls with frilly dresses and loaded up Santa's sack with toy trucks and earth movers for our three daughters. 
Meaning of the word marked with <WSD> tags:  Socially acceptable for and available to any gender; unisex.