beat up on

US /biːt ʌp ɑːn/

UK /biːt ʌp ɑːn/

1.

to repeatedly hit or kick someone or something

:

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The bullies would always beat up on the smaller kids.

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He got beat up on his way home from the party.

:

assault batter thrash pummel clobber

2.

to criticize someone severely or repeatedly

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The media continued to beat up on the politician for his controversial statements.

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It's not fair to always beat up on him when things go wrong.

:

criticize denounce lambaste reprimand berate

:

beat up beat beat it!beat down beat off beat out the Beat Generation