A couple who sustained a relationship throughout and after high school and later on to marriage. These couples tend to be the strongest and happiest couples.
Brett: Wow Dylan and Tori have been together forever
Bretts Cat: Yeah that's because they are high school sweethearts!
Brett: Wow they look so happy.
by Chancepaige February 12, 2014
❤ Used as a term of endearment or in an affectionate form in addressing a couple that has "dated"or has been "dating" during their high school years

♡ Some people believe a high school sweetheart is a person who they started dating at some point in high school and married.

♡ Others believe high school sweethearts where a couple who dated for most of their high school years.
❤ Stephen and Mireya have been High School Sweethearts since Mireya's freshman year.
by ReyaCaldez May 16, 2011
your significant other that you have kept through most of your high school career.
sally was my high school sweetheart!
by ,vhhj July 20, 2006
1. A current couple in high school that has been dating for most of their high school years.
2. A couple that has been dating since high school.
by ReyaCaldez December 19, 2010
melanie martinez's best song, it's production and lyricism is immaculate.
it's part of the K-12 album, which is also her best project to date.
what's melanie's best song?
that would be high school sweethearts.
by melsfaerie November 12, 2020
Someone that you like most or you show so much love to.
Flirty Slim: “I have some females that are my high school sweethearts that I love most and I’m not bisexual anymore. I’m just a heterosexual sweetheart who loves everybody and shows love to everything that is very beautiful, sweet, attractive, and kind.”
by Flirty Slim December 4, 2018