Shit you bring on the subway to keep you distracted from the the type of people who ride the subway. eg: Sudoku, The New Yorker, US Weekly, The Economist, handheld games.
Girl: "I forgot my entertrainment this morning and spent 30 minutes avoiding eye contact with a friend-of-a-former-friend sitting across from me."
by DTrubble March 13, 2010
A performer that offers training on certain skills in an entertaining manner. First and foremost an entertainer, with a passion and flair for teaching and learning.
HypnoCraze's entertrainer Juan Acosta keeps us laughing while at the same time delivering valuable information...
by JPJester July 13, 2011
A person who fancies one's self an entertainer, yet whose sole platform for performance is skipping subway traincar to subway traincar. Most commonly for change, and may involve banging a bucket or handrail gymnastics.
Guy on the 2 to his buddy, regarding the sexually-inappropriate comedian who ends by telling folks, "smile, it won't mess up your hair":
"Much prefer the Mariachi entertrainers on the 4/5."
"Much prefer the Mariachi entertrainers on the 4/5."
by DTrubble March 13, 2010