guano

play
noun gua·no \ˈgwä-(ˌ)nō\

Definition of guano

  1. :  a fertilizer containing the accumulated excrement of seabirds or bats; broadly :  excrement especially of seabirds or bats

Recent Examples of guano from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'guano'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of guano

Spanish, from Quechua wanu fertilizer, dung


First Known Use: 1604


GUANO Defined for English Language Learners

guano

play
noun

Definition of guano for English Language Learners

  • : waste material from birds and bats that is used to help plants grow


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