The story
Blend of Bakugo (爆豪) and Deku (デク, alternate kun'yomi reading of 出久 Izuku, homophonous with 木偶).
Etymology from Wiktionary, CC BY-SA 4.0.
BakuDeku
Today it means: The ship (Enemies to Lovers) of characters Katsuki Bakugo and Izuku "Deku" Midoriya from the My Hero Academia series. Full definition →