noun
female Waseda University student; Waseda alumna
Colloquial term used among students and young people; often carries a slightly trendy or campus-life connotation.
あのサークルには早稲女が多い。
That club has a lot of Waseda girls.
彼女は早稲女で、今は商社で働いている。
She's a Waseda alumna and now works at a trading company.
Abbreviation of 早稲田 (Waseda) + 女 (woman/female). The reading わせじょ follows the common pattern of university nickname abbreviations.