The phrase 와이파이 잡다 literally means “to catch Wi-Fi” or “to get a Wi-Fi signal.” It’s a casual, everyday expression used when someone connects to or detects a Wi-Fi network.
Breakdown:
와이파이 (Wi-Fi) = wireless internet
잡다 = to catch, grab, or hold
💬 Example Sentences:
여기 와이파이 잘 잡혀요. → The Wi-Fi signal is good here.
카페에서 와이파이 잡았어. → I got Wi-Fi at the café.
지하철에서는 와이파이 잘 안 잡혀. → You can’t really get Wi-Fi on the subway.
It’s similar to how we say “pick up a signal” in English.