poop poop /ˈpuːp/

noun

1. The rear part of a ship  ( after part , poop , quarter , stern , tail )
   the rear part of a ship
    The sailor stood at the stern of the boat to steer it
   The sailor stood at the stern of the boat to steer it
   
2. Slang terms for inside information  ( dope , poop , the skinny , low-down )
   slang terms for inside information
    Is that the straight dope?
   is that the straight dope?
   
3. [Informal, N. American] A stupid foolish person  ( nincompoop [Informal] , ninny [Informal] , poop [Informal, N. American] , mong [British, Offensive] , ning-nong [Informal, Australian, New Zeland] , nong [Informal, Australian, New Zeland] , plonker [Informal, British] , silly billy [Informal, British] )
   a stupid foolish person
   
4. Obscene terms for feces  ( crap , dirt , poop , shit , shite , turd )
   obscene terms for feces