Lumber cutter

• Cut smaller boards
• Make a board even smaller
• Cut wood, again
• Watched a second time
• Swear outrageously being cut again
• Took in again
• Fail to heed the "Measure twice, cut once" adage
• Lumbering machine

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Resaw \Re*saw"\ (r?-s?"), v. t. To saw again; specifically, to saw a balk, or a timber, which has already been squared, into dimension lumber, as joists, boards, etc.

Wiktionary Word definitions in Wiktionary
Etymology 1 vb. (context transitive English) To saw again or anew. Etymology 2 vb. (en-simple pastresee)