1
general::
Phrase(s): set something forward
1. to move something to a more forward position. • Please set the chair forward a little bit. It is in the walkway. • If you set the vase forward, it will show up better against the dark background. 2. to reset a timepiece to a later time. • You are supposed to set your clock forward at this time of year. • Did you set your watch forward?
McGrawhill's American Idioms And Phrasal Verbs
2
general::
Also, set ahead. Turn a clock to a later time, as in For daylight-saving time we set the clocks forward. [1600s]
American Heritage Idioms