an acronym for a quote in the Grateful Dead song, 'Truckin'. the letters stand for the line "What A Long Strange Trip It's Been". Also an affectionate phrase stated between fellow hippies.
"Remember the shrooms we did that one night? Wow. WALSTIB" (the phrase is often fully stated, while the acronym is usually displayed on stickers, license plates, etc.)
by lisagirl April 08, 2003