The phrase "freeze traffic" is correct and can be used in written English.
It means to temporarily stop or halt the flow of vehicles in a particular area or route. Example: The accident on the highway caused authorities to freeze traffic for several hours.
Driving to Khan's rally in Sialkot from Lahore the previous day, I saw car and motorcycle convoys that extended for miles, freezing traffic whenever they stopped.
In a massive communal celebration that froze traffic, freed spirits and cut across lines of class and gender, Iranians poured into the streets the moment the game ended at 1 30 this morning.
Military computers could freeze, air traffic control systems could crash, electric power could short out, transportation could grind to a halt, Government checks could be delayed corporate networks could go on vacation.
Route 18 was frozen with traffic.
For the past 15 years, the Knoche family minivan has been frozen in traffic half a mile from the White House.
Our street is again frozen from traffic to allow fire companies and police officers from around the country, along with the victims' family members and pilots comforting widows, to wander among the flag T-shirted pilgrims passing by.
Traffic froze in the darkness.
A 1967 photograph taken in Paris shows a man in a suit bizarrely collapsed on the pavement, a hammer-wielding worker stepping over his body, passers-by mesmerized but unhelping, snarled traffic frozen in time.
The average "Knowledge Boy" (or, occasionally, Girl) spends three or four years covering around 20,000 miles within a six-mile radius of Charing Cross, out on their moped come rain, freezing wind, or traffic chaos.
