Why does Matrix...
...yell "EGGS!" when he double leg kicks the bad guy off of him shortly after the truck explosion just prior to "Don't move *beep*
https://www.youtube.com/watch?v=ln86NY_V_Ow
You can hear it clearly on this video at approx. 12:14. Did he have a revelation and finally realise what was in Chenny's mystery sandwiches?
I always wondered about this Ahnuld adlib. As a method actor he often veers from the script with moments of genius.