Learner's definition of ORIGINALLY
1 : in the beginning : when something first happened or began
That van originally belonged to us.
The building was originally a school.
They originally planned to fix their old car, but they decided to buy a new one instead.
Originally, the word had a very different meaning from its current meaning.
a New Yorker who is originally from Mexico
2 [more originally; most originally] : in a new, fresh, or original way