A glaring or amusing mistake made by a schoolchild, especially in answer to an examination question; (in extended use) any very basic or foolish error.
Origin
Late 19th century; earliest use found in Englische Studien.
Definition of schoolboy howler in US English:
schoolboy howler
noun
A glaring or amusing mistake made by a schoolchild, especially in answer to an examination question; (in extended use) any very basic or foolish error.
Origin
Late 19th century; earliest use found in Englische Studien.