Stems from the word poggers used commonly by gamers. Pogsexual is the strict attraction to gamers of all genders. It's flag resembles the Twitch and Discord color schemes commonly also used by gamers.
Someone that is really into the different style of having sex.
Or someone who had a terrible accident and really starts to like the fact that there is a stick up his/her behind.
Example of Pogosexual people.
Peanut: "Do you know what this means? That one comes out! I always thought it was just, stuck up his ass! But he doesn't have an ass! He's just a Jalapeño."
Jose: "On a stick."
Peanut: "I KNOW! How did he get on the stick?"
Jeff: "I don't know."
Peanut: "Probably in some freak pogo accident, you know boing-boing, criiiiick!"
Jose: "Olé!"
When someone claims to be bisexual, gay, straight or otherwise defines their sexuality based on what is popular socially or politically in their given peer group.
guy: Did you hear Jim has a new girl friend?
Other guy: Wait I thought Jim was gay...
guy: He told me he was straight, damn this popusexuality.