1. strong currents beneath the surface of water that flow away from the shore
Usage: nautical
2. hidden or underlying feelings, forces, or influences that are contrary to what appears on the surface
Usage: figurative

Examples

• The lifeguard warned swimmers about dangerous undertows near the pier.
• Strong undertows pulled the debris away from the beach.
• The meeting had undertows of tension despite the polite conversation.
• Political undertows shaped the seemingly neutral discussion.
• She sensed the undertows of resentment in his voice.
• The novel explores the undertows of family dysfunction.
• Dangerous undertows made swimming conditions hazardous.