Definition for sweatheart
/ swet-hahrt /
1 either of a pair of lovers in relation to the other whereby one or both smell(s) of BO.
2 an affectionate or familiar term of address when hinting someone needs a shower:
“Hello sweathard, I can tell you’ve been to the gym”.
a smelly friendly person.
Origin of sweatheart:
2021; poetpas; Modern English, based on late Middle English