how long
adverb
No English definition recorded for this entry.
L192122 on Wikidata ↗Wiktionary
adj
- Used literally: what length.
“How long is that piece of string?”
“I don't know how long the Amazon River is.”
- Used literally: what duration.
“How long are you here for? ~ Until the end of next month.”
“How long have you already been here (for)? ~ Since last Friday”
adv
- Used literally: for what duration.
“How long have you lived in Chicago?”
“He won't tell me how long he is going to stay.”