Kelly Day's definitions
When a younger brother is bigger or around the same size as the older brother. sometimes the younger brother will have a very low,sometimes lower voice then the older brother which is rather comical.
My Brother's friends were horrified when I was introduced as his "little brother"
"More like my Big Little Brother" He corrected.
"More like my Big Little Brother" He corrected.
by Kelly Day November 13, 2007
Get the Big Little Brothermug.