didn't used to

Verb

used to (no third-person singular simple present, no present participle, simple past used to, no past participle)

1. (no-past-participle, no-present-participle) Formerly and habitually or repeatedly, but possibly no longer, did.
   • You never used to like soap operas, did you? I used to like that band long ago, and I was surprised I still do. I used to know a guy from the UK who pronounced "mother" with the "r". It used to be me who ran the company. There used to be open fields here. Now it's a shopping mall.

See all 2 meanings of used to