1. hidden feelings, opinions, or influences that affect a situation
Usage: figurative
2. currents of water flowing beneath the surface or in a different direction from surface currents
Usage: literal; oceanography

Examples

• There were undercurrents of tension in the meeting despite the polite conversation.
• She sensed undercurrents of disapproval from her colleagues.
• The political debate had undercurrents of personal rivalry.
• Ocean undercurrents can be dangerous for swimmers.
• The ship was pulled off course by powerful undercurrents.
• Scientists study undercurrents to understand ocean circulation patterns.
• His speech had undercurrents of criticism toward the administration.