Explanation
Expressing a past intention or plan; 'was planning to', 'meant to'.
Formation
Verb-casual (dictionary form) + つもりでした
Detailed explanation
The ～つもりでした grammar point is used to express a past intention or plan that did not happen, or a past belief that turned out incorrect. It can be translated as 'was planning to', 'intended to', or 'meant to'.
Examples
Kinou wa tomodachi ni au tsumori deshita ga, kaze o hiite shimaimashita.
I was planning to meet my friend yesterday, but I caught a cold.
Eiga o miru tsumori deshita ga, jikan ga nakunarimashita.
I intended to watch a movie, but I ran out of time.
Karera ga kuru tsumori deshita ga, denwa de kyanseru saremashita.
They were supposed to come, but they canceled by phone.
Kono hon o yomu tsumori deshita ga, mou yomiowatte imashita.
I meant to read this book, but I realized I'd already finished it.
Practice
Grammar content sourced from hanabira.org.