used to

/ juːst /

adjective

1. made familiar with; accustomed to

   I am used to hitchhiking

verb

1. (takes an infinitive or implied infinitive) used as an auxiliary to express habitual or accustomed actions, states, etc, taking place in the past but not continuing into the present

   I don't drink these days, but I used to

   I used to fish here every day

Usage

The most common negative form of used to is didn't used to (or didn't use to ), but in formal contexts used not to is preferred

Idioms and Phrases

Accustomed or habituated to. This expression is often put as , as in I'm not used to driving a manual-shift car , or She can't get used to calling him Dad . [Early 1500s]

Formerly. This sense is used with a following verb to indicate a past state, as in I used to ride my bicycle to the post office , or This used to be the best restaurant in town . [Late 1800s]