In a sexual relationship, half vase is when partners hold hands and hug on a regular basis.
BRUH? Did you guys get to first base yet?
Nah man, only half base?
Grandparent’s male half-first cousin.
My half-great-cousin-uncle is a good person.
1. The son-in-law of one's half-sibling.
2. The son of one's spouse's half-sibling.
My half-nephew-in-law is a good person.