Deadpoool has held new arrivals Hail, Caesar! and Gods of Egypt at bay to collect $4,399,366 at the Australian box office, taking its cumulative total to an impressive $33,571,517.
Despite falling 44 per cent in its third week on 285 screens, the Tim Miller directed anithero hero film based on the marvel comics character of the same name still easily outdid rivals as Warner Bros How to be Single claimed second spot with $2,014,884 – a drop of 26 per cent in its second week.
The Coen brothers' ensemble comedy about a 50s Hollywood fixer took $1,384,448 on 242 screens, topping takings of debut rivals Gods of Egypt ($896,738), 13 Hours: The Secret Soldiers of Benghazi ($628,777), Ride Along 2 ($643,518) and Roadshow's Pride and Prejudice and Zombies ($182,775).
Transmission's Brooklyn continued to hold relatively steady, dropping 16 per cent on 178 screens in its third week.
The John Crowley directed Irish immigration tale based Colm Toibin's popular novel rung up $707,587 taking its cume to $3,878,597 and fifth place for the week.
Paramount's Zoolander 2, which dropped 58 per cent in its second week, following some savage criticism, brought in $529,994, dropping another 55 per cent in its third week.
Last week's Chinese surprise package, The Mermaid, directed by Kung Fu Hustle's Stephen Chow, held its place in the top ten with $255,393 on just 19 screens
The film, about a businessman who falls in love with a mermaid sent to kill him took an average of $13,442 per location, which put it in second spot on an average location basis, behind Deadpool with $15,546 per location.
It also beat Boston set Oscar contender Spotlight, which held tenth spot with $225,473 on 163 screens.
Spotlight, directed by Tom McCarthy and starring Mark Ruffalo, Michael keaton and Rachel McAdams, has now accumulate a healthy total of $3,718,504.
Star Wars: The Force Awakens, in 11th spot with a weekend total $212,998 on 78 screens, is now looking unlikely to break the all-time Australian box office record set by Avatar ($115,600,481).
With an accumulated total of 93,256,489, the JJ Abrams fantasy epic now sits comfortably in second place ahead of Titanic ($57,650,984).
NFL drama Concussion, starring Will Smith, dropped 70 per cent in just its second week taking it a little over $80,000 and a little closer to the edge of its shortlived theatrical run.