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used to describe something that is amazing, cool, or spectacular.

also used to describe a part of the body that makes someone want to get to the know the person attached to that body part.
A guy sees a girl from the back and likes the back of her hand and he says, "Excuse me can I talk to you for a minute. The back of yo head is RIDIKALOUS!!"
by onlycablecan September 22, 2009
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Jul 29 Word of the Day
Someone who used to be a potential girlfriend/boyfriend, but no longer is.
Tim: Zack, is that your exgirlfriend?
Zack: No, she's an expotential. We never actually dated...
by brownsuite September 24, 2011
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2
used to describe something that is amazing, cool, or spectacular.

also used to describe a part of the body that makes someone want to get to the know the person attached to that body part.
A guy sees a girl from the back and likes the back of her hand and he says, "Excuse me can I talk to you for a minute. The back of yo head is RIDIKALOUS!!"
by onlycablecan September 22, 2009
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Get a Ridikalous mug for your guy Larisa.