Derived from the phrase "twat munch" a synonym of "muff diver", cunnilingus, etc.
Has come to mean a offer of luncheon to a male friend or work colleague (it's believed this started due to the bewildering array of pretty ladies seen in summer months while on lunch breaks), however it still retains its original meaning when relating to a lady.
"Hey Bob, i'm starving... Twuntch?"
A:"Where have you been?" B:"Just getting twuntch."
"She's so hot, i'd be twuntching on that for life - even when her mimsy goes all badger grey"
"She called me a 'horny savage', i'm guessing this was due to my twuntch technique"
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.