Sound emitted by methane emitters (3)
I believe the answer is:
moo
(Other definitions for moo that I've seen before include "Guernsey noise?" , "Cartoon sound of a cow" , "Irritating woman" , "unpopular woman" , "Farmyard sound" .)
I believe the answer is:
moo
(Other definitions for moo that I've seen before include "Guernsey noise?" , "Cartoon sound of a cow" , "Irritating woman" , "unpopular woman" , "Farmyard sound" .)