suppertime

noun, the time of day at which supper is customarily eaten (COD)

“She had this thing about toilet paper. She’d wrap her dentures in it at suppertime and everything else.”

“He said come suppertime he’s sitting at the table, and then all of a sudden, he said, everything I guess just went black, and he fell off the chair.”

“I was fortunate. Tom’s mother was living with us, and she always got supper. So when you were on a farm, the farmer needed to eat supper, you know, at suppertime, not at seven or eight o’clock when I’d get it ready.”