Might as well is a phrase used when one makes a suggestion that one is not entirely enthusiastic about. Might as well is also used to compare the equality of a given situation to a hypothetical situation. The origin of the phrase might as well is murky. It may stem from idioms such as you might as well be hung for a sheep as a lamb and you might as well be hung for a goat as a lamb, eventually dropping the last half of the idiom.
The cellphone lot for O’Hare International Airport might as well be in Waukegan, given its ridiculous proximity to the airport. (The Chicago Tribune)
Laura Ingraham says that “if Trump and Cruz continue to savage each other, you might as well just hand this nomination right now to one of the establishment folks and most likely, Marco Rubio .” (The Daily Caller)
British cycling star Mark Cavendish has warned Hong Kong fans not to expect him at his blistering best at the UCI Track World Cup this month – saying if he wins the event he might as well “**** off” the Olympics as he will have peaked too soon. (The South China Morning POst)
So if you haven’t revealed all that much by this point (and I have yet to watch every single TV spot that has dropped for this one), you might as well ride it out with the perfectly effective first teaser from back in November of last year. (Forbes)
The school is less than five miles from the dreaming spires that characterise Oxford in the global imagination, but it might as well be on the other side of the planet. (The Guardian)