(from Cambridge International Dictionary of English)
guano
noun [U]
the excrement of sea birds
Guano is often used as a fertilizer.
thirdman Ia! Ia! R'lyeh Cthulhu ftagn! Ia! Ia! Mglui nafl,
Mon 24 Feb 2003, 16:48,
archived)
I thought it was bat shitOh well, every day's a school day as they say.
( wayward.,
Mon 24 Feb 2003, 16:50,
archived)