Related Clues:

• Mash down
• Burn the midnight oil, student-style
• Crumple
• Jampack
• Study all night
• Burn the midnight oil, perhaps
• Study, and then some
• Study at the last minute
• Prepare at the last minute, in a way
• Push together
• Study fast
• Use the flat part of the shovel
• Study intently
• Study all night, say
• Last-minute academic activity