The latest in a series of distressing but regularly tolerated events that gives rise to the first obvious sign of intolerance towards the offending party, usually in the form of a drastic decision or the offer of an ultimatum. May have come from shortening the idiom/expression "the straw that breaks the camel's back", relating the distress caused by the offending party to stacking straw on the back of a camel over time until it collapses under the weight.
After a series of non-explicit infarctions, Jimmy McGill loudly disturbing his coworkers with his bagpipes is the last straw that forces Cliff Main to fire him from his law firm without cause.
A bath consisting of a variety of slats, oils, soaps or any other added ingredients such as fruits, milks, herbs or any other spices for health or beautifying benifits.
She brought home alot of stuff and took it to the bathroom. She must be taking a witch bath.
While our lifespan is the number of years we will live, our healthspan is the number of healthy years we will have and our sexspan is is the number of years we will continue to be healthy enough to continue having an active sex life.
A lighthearted reaction upon receiving disappointing news of some sort. Usually something that isn't a particularly a big deal, esp. when it primarily affects someone else - sort of a mild schadenfreude. Sometimes doubled or tripled, and possibly said in a sing-songy voice for added comedic effect to imitate a muted trumpet, which is how the meme originated.