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general::
Phrase(s): jam something up something
to thrust something up something. • She poked the broom handle up the chimney, hoping to force the bird to fly out. • She jammed it up a few times, but it had no effect., Phrase(s): jam something up
1. to clog up something; to impede or block the movement of or through something. • Rachel jammed traffic up when her car stalled. • All the leaves and branches jammed up the sewer. 2. Fig. to force something upwards in haste or anger. • Who jammed the window up? • Wally jammed up the window and nearly broke it.
McGrawhill's American Idioms And Phrasal Verbs