Albert Barnes Commentary Ruth 2:7

"And she said, Let me glean, I pray you, and gather after the reapers among the sheaves. So she came, and hath continued even from the morning until now, save that she tarried a little in the house." — Ruth 2:7 (ASV)

The house - The shed or booth where they took their meals, and were sheltered from the sun in the heat of the day .