1
general::
Phrase(s): trim something down
to reduce the size of something. • You will have to trim the picture down to get it into the frame. • Trim down the picture before you frame it., Phrase(s): trim (oneself) down
to take action to become slimmer or lose weight. • I need to trim myself down before I go on vacation. • I decided to trim down, but I never got around to it. • You really need to trim down and stay at a lower weight.
McGrawhill's American Idioms And Phrasal Verbs