suck up
suck up а) всасывать; поглощать; As the sun got hotter, it sucked up themist from the sea; б) school; sl. подлизываться (to); Sucking up to theteacher won't get her any higher marks, and will only make her unpopular withthe other children.
Англо-русский словарь. — М.: Советская энциклопедия.
В.К. Мюллер.
1969.