oversolicitous UK /ˌəʊvəsəˈlɪsɪtəs/US /ˌoʊvɚsəˈlɪsɪtəs/ adjective1 •Excessively solicitous.He that is oversolicitous to return a Benefit, thinks the other so likewise to receive it. — 1693 formsmore oversolicitous · most oversolicitous