HOSS Views 5 meanings found HOSS most often denotes the Hydrofrac Optimization Software Suite for oil‑field simulations, while also appearing as a community slogan, a spiritual group name, an educational solar‑system kit, or a storage system brand. Miscellaneous House Of Spirit Seekers Hands On Solar System Hardtop Organized Storage System Community Helping Our School Shine Computing Hydrofrac Optimization Software Suite