The phrase had been up is commonly used in English to describe a state or action that started and continued before another point or event in the past.
It is part of the past perfect continuous tense when paired with a duration or context.
Basic Structure
Subject + had + been + [verb]-ing
However, with up, it often functions as an adjective or adverb describing wakefulness or activity:
She had been up all night.They had been up since 5 a.m.
Common Meanings
In most contexts, had been up means someone was awake or out of bed before a certain past time.
Example:
"When I called at 6 a.m., he said he had been up for two hours already."
→ He woke up at 4 a.m.
Not to Be Confused With
Do not confuse this with other uses of “up,” such as:
- Prices had been up (increased)
- The building had been up for years (constructed)
Context determines the meaning.