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general::
Phrase(s): hop something up
Sl. to make a machine, especially a car, run extra fast or give it extra power. • He will take that junk heap home and hop it up. • He spent nearly every evening hopping up his old car., Phrase(s): hop up (to someone or something)
[for an animal] to come close to someone or something by hopping. • The bunny hopped up to me and just sat there. • It hopped up and stared.
McGrawhill's American Idioms And Phrasal Verbs