to move slowly and quietly toward someone so they do not notice until you are close; (of a feeling, effect, or change) to start affecting someone gradually without their noticing
Editorial67% of films
to move slowly and quietly toward someone so they do not notice until you are close
You creep up on me like that, you little vagrant. What do you want?
Editorial33% of films
(of a feeling, effect, or change) to start affecting someone gradually without their noticing
Definitions from the Oxford Advanced Learner's Dictionary, 9th edition