1. turned upside down or flipped over, especially of a vehicle
Usage: informal
2. withdrew into a protective position like a turtle retreating into its shell
Usage: informal

Examples

• The car turtled after hitting the guardrail on the icy road.
• The boat turtled in the rough waves during the storm.
• When criticized, he turtled and refused to discuss the issue further.
• The shy child turtled whenever strangers approached.
• The ATV turtled on the steep hill, trapping the rider underneath.
• She turtled under her blankets when her alarm went off.