parallel play noun 1verb 1forms 3 noun1 •A form of play involving two or more people doing the same play activity in the same location but without paying attention to one another. verb1 •To engage in this form of play.I got some legos and parallel played, imitating her actions. Upon my entering her play she tried to engage me in the chase game again. — 1999 formsparallel played · parallel playing · parallel plays