The customary or habitual hour for eating breakfast(noun)
WordNet. Princeton University. 2010.
Use "breakfast time" in a sentence
"Considering that William never rose till breakfast time in the morning, and was out almost every night to a late hour, he made very rapid progress in his studies under Doctor Twattle."
"Normally, the Emperor of San Francisco would have been tucked in behind a Dumpster with the royal guard snuggled around him for warmth, snoring like a congested bulldozer, but tonight he had been undone by the generosity of a Starbucks froth slave in Union Square who had donated a bucket-sized Holiday Spice Mochaccino to the cause of royal comfort, thus leaving the Emperor and his two companions jangled, wandering the wee hours on a nearly deserted Market Street, waiting for breakfast time to roll around."
"Lockhart's idea of a morale-booster became clear at breakfast time on February fourteenth."