a close-fitting cap with a deep visor and usually the name or emblem of a baseball team, worn by baseball players, or by others as casual attire.
The Irritating History Of ALL CAPSHow did THIS become code for shouting in the first place? Should we decapitate caps altogether, or is there a place for it in our hearts and on our screens?
Also called ball cap.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for ball cap
a close-fitting thin cap with a deep peak
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012