1max 
/ˈmæks/ noun
/ˈmæks/ noun [singular] chiefly US, informal : the largest amount possible : maximum
▪ The boat can hold a max of 20 people. ▪ He bet the max. [=he bet the largest amount that he could]
▪ The boat can hold a max of 20 people. ▪ He bet the max. [=he bet the largest amount that he could]
to the max
informal : as much as possible
▪ The theater was filled to the max. [=it was completely filled] ▪ She had three tests in one day and was stressed to the max. [=extremely stressed]
▪ The theater was filled to the max. [=it was completely filled] ▪ She had three tests in one day and was stressed to the max. [=extremely stressed]
