why in the world

Exasperated demand explanation

Why in the world is an emphatic way of asking why, expressing bewilderment or exasperation: Why in the world would you do that?

The phrase intensifies the question, suggesting the speaker finds something inexplicable or unreasonable.

Similar constructions include how in the world and what in the world.

Related

what on earth · flabbergasted · astonished · dumbfounded · boggle the mind · shocked · disbelief · perplexed · amazement · indignation · for crying out loud · for goodness sake · confusion · puzzlement · stupefied · exasperation · rhetorical question · what gives

Opposites
emotional intensity of inquiry

why in the worldwhy

Reason-seeking query

for what reason · just wondering · how come

stance toward the situation

why in the worldof course

Expression of obvious agreement

naturally · understandably · no wonder · fair enough · that figures

Family

world, worlds, worldly, worldliness, unworldly, otherworldly, worldwide

Familiarity
Top 50,000
Profile
Known to kids · Used worldwide · Timeless · Abstract · Everyday, not technical · Rated G