Top definition
The deposit of sweat that forms at the top of the butt crack even when one is not particularly hot.
When placing my thumb on the inside of my pants to straighten out my belt, I encountered a small patch of Smlash.
by The Dave June 09, 2004
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2
When Internet chatting with someone and they miss-spell a word, they or the person/people they are chatting to reply by typing Smlash. It is uses as an expression of happyness and exasperation at the miss-speller and is derived from the words from the words splash and smash.
Person1: Omg Smlash the cash or what!!

Person2: haha you just smlashed!!
by Cami69 December 30, 2013
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3
like when ur with a guy and ur having sex and it flops half way thru- smlash.
by kooky198099289 September 20, 2010
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4
When Internet chatting with someone and they miss-spell a word, they or the person/people they are chatting to reply by typing Smlash. It is uses as an expression of happyness and exasperation at the miss-speller and is derived from the words from the words splash and smash.
Person1: Omg Smlash the cash or what!!

Person2: haha you just smlashed!!
by Cami69 December 31, 2013
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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