To intend, to go somewhere. Common, expressive metaphor for someone who has suddenly prepared, dressed up, or resolved to go somewhere, often unexpectedly or sneaking off.
Эх, к кому намылиться в гости на Новый Год?
Ah, who should I invite myself over to for New Year’s?
(Заголдный Вячеслав @ mail.ru, 09/2011)
