I. intransitive verb
1. : to sail or attempt to sail against adverse winds or currents
beating up for hours trying to enter the harbor
2. : to go about zealously seeking
beat up for likely recruits
transitive verb
1. : disturb , alarm , arouse
urgent messengers beating up the general's quarters
2. : to muster up
beating up volunteers for the corps
3. : to bring to froth or mix thoroughly by repeated beating, stirring, or whipping : beat I 1h
beat up an egg
4. : to beat soundly with fists or clubs or other weapons : thrash
thugs and brutes who beat up their victims without compunction — J.H.Plumb
beat up a scab
5. : to remove (a depression or mark) from the face of an engraver's plate by striking the back
6. : to drive (the filling) into its proper position in a fabric being woven
7. : to force (as by haggling) into acceptance of a higher price or offer
II. verb
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- beat up on