1. all day long - Adverb
2. all day long - Phrase
during the entire day
Source: WordNetIt is folly to abstain all day long from food, but fail to abstain from sin and selfishness. John Chrysostom
Everyone gets so much information all day long that they lose their common sense. Gertrude Stein
It is easier to be a lover than a husband, for the same reason that it is more difficult to show a ready wit all day long than to produce an occasional bon mot. Honoré de Balzac
A man is what he thinks about all day long. Ralph Waldo Emerson
If you eat a live toad first thing in the morning, nothing worse will happen all day long. American Proverb
Coffee is good in the morning and all day long. - (Finns are the most eager coffee drinkers of the world) Finnish Proverb