In this context, "Texas" refers to the first state to implement a ban on cellphones in classrooms, leading parents to give their children the classic Texas Instruments calculator which has always remained unchanged since 1995—despite kids often wanting the latest iPhone.
After Texas banned cellphones in class, my parents handed me a Texas Instruments calculator, while all I wanted was the newest iPhone to keep up withmy friends.
An errant golf shot that fails to go airborne but skips very fast along the ground, never going higher than a foot or two. So fast, in fact, that the golf ball is figuratively fucking a bug. Called a Texas Bug Fucker by Texas golfers, and really by golfers everywhere.
Charlie topped the golf ball off the tea and it skittered so fast that it burned a path down the fairway. It was a real Texas Bug Fucker.
Texas Tyrants typically support things like the Patriot Act, corporate power, and the war on women, while opposing healthcare, the environment, workers rights, gay rights etc.
Some examples of Texas Tyrants:
George W Bush Rick Perry
Ted Cruz
Tom DeLay