and a half

idiom

Definition of and a half

1 used in measurements of time, distance, weight, etc., to indicate one half of the stated unit of measurement My daughter is two and a half (years old).The fish was a foot and a half long.weighs ten and a half pounds
2 informal used to say that something is very good, large, difficult, etc. That was a meal and a half!Renovating a house is a job and a half.