be·half 
/bɪˈhæf, Brit bɪˈhɑ:f/ noun
/bɪˈhæf, Brit bɪˈhɑ:f/ noun Meaning:
on behalf of someone or on someone's behalf 1 : as a representative of someone
▪ The teacher accepted the award on behalf of the whole class. ▪ She's been elected to go before the town council on behalf of the county's farmers. 2 or US in behalf of someone or in someone's behalf : for the benefit of someone : in support of someone
▪ She spoke in behalf of the other candidate. ▪ They're willing to do anything on their child's behalf. ▪ He argued before the court on her behalf. 3 : because of someone
▪ Don't get up on my behalf.
▪ The teacher accepted the award on behalf of the whole class. ▪ She's been elected to go before the town council on behalf of the county's farmers.
▪ She spoke in behalf of the other candidate. ▪ They're willing to do anything on their child's behalf. ▪ He argued before the court on her behalf.
▪ Don't get up on my behalf.
