What does "mudslide" mean?

A geological event in which viscous mud flows down an incline.

Mudslide

Common synonyms include: mudflow, debris flow, debris flow hazard, hazard event, landslip, mudflow hazard.

/ˈmʌdˌslaɪd/ noun

noun ·Rare ·Advanced level

Noun

1
A geological event in which viscous mud flows down an incline.
"A mudslide in the south-western province of Guizhou has resulted in 15 deaths. Thirty people are still missing as the search continues."
2
a landslide of mud wordnet
3
A mixed drink consisting of vodka, Kahlúa and Baileys.
"[…] and seem able to function during A.M. drills even after several parasolled Mudslides or the House-Specialty Blue Flame cognac-based things you have to blow out before sipping from their huge blue-rimmed snifters."

"A mudslide swept the truck into a ravine."

From mud + slide.