I feel you means to empathize with someone or communicate that you understand what they are saying. Although its word-by-word meaning is me touching you (sorry!) colloquially it means I get where you’re coming from.
- Yes, I feel you. Running out of chocolate isn’t easy.
- I really wanted you to come but I feel you. It’s hard to go out the night before an exam.
- Use the idiom I feel you in three sentences.