A person whom you date during your highschool years, in which you date them for 1.5 or more SCHOOL YEARS. (which means summer doesn't count)
by DaniJC August 23, 2006
"Ben and judy are highschool sweethearts. They met in highschool and were married shortly after. And look they are still together."
by Metchichin13 September 10, 2008
a boyfriend/girlfriend you have had for all of highschool and maybe even marryed. a sweat heart is:One who is loved. and highschool:a public secondary school usually including grades 9 through 12 therfore a highschool sweetheart is somone you "loves" all throughout highschool.
by L.A.H November 16, 2007
A person whom you date during both your highschool years, in which you date them for 1.5 or more SCHOOL YEARS. (which means summer doesn't count)
by DaniJC August 18, 2006