/vər-zhən se-vən/
v.,n. 1. [techspeak] The action of checking the status of an input line, sensor, or memory location to see if a particular external event has been registered.
2. To repeatedly call or check with someone:
"I keep polling him, but he's not answering his phone; he must be swapped out."
3. To ask.
"Lunch? I poll for a takeout order daily."