Added to the end of a sentence instead of "not". Basically makes the sentence prior to 'mar' mean the opposite.
Person A: poor joke
Person B: lol mar
denotes that Person B does not in fact find the joke humorous
"I like your haircut mar"
This person does not like the haircut. In fact, they probably think it is ridiculous. 'mar' is used instead of 'not' as it is much less commonly known.
red planet or god of war
ruddy red planet mars was named after the aichent god of war
the most amazing person in the world that deserves more love than any human being could ever give.
this a really late valentines day gift and not an actual definition. sowwi <3
that's cute - something that mars would do
a response to a witty or offbeat comment
That is quite mar of you Lloyd.
Well thank you Baxter.
Joe: Mars andiamo al bar cazzo
Mars: bastardi chiamo da reggio emilia
Hot. Just hot. That’s it. Their personality:hot. Looks: hot. Everything: hot
“Hey have you seen that new hottie?”
“Yeah that’s Mars”