billowing (Adjective) — Characterized by great swelling waves or surges. ex. "the restless billowing sea"
billowing (Verb) — Rise up as if in waves. ex. "smoke billowed up into the sky"
billowing (Verb) — Move with great difficulty. ex. "The soldiers billowed across the muddy riverbed"
billowing (Verb) — Rise and move, as in waves or billows. ex. "The army billowed forward"
billowing (Verb) — Become inflated. ex. "The sails billowed"