A stock phrase in Japanese pop culture supposedly used by the wife in a newly-wed couple to invite her new husband to bed.

even if one says

dressing up and making up nicely

粧す: dress up oneself, adorn oneself; make like

dress up oneself, adorn oneself / (auxiliary) make like

a joke

(colloquial) a girlfriend (a female partner in a romantic relationship)

(literary) they (about women or girls)

(formal) Female third-person singular pronoun; she, her, girlfriend

Alternative spelling of 御飯: cooked rice; a meal of any sort