A flacid (limp) penis. Antonym: hard-on. A soft-on is generally produced by a woman with absolutely no sexual appeal.
Rosie O'Donnel gives me a real soft-on.
by headbaker May 28, 2003
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The opposite of a hard-on, erection, boner, etc...
She was looking fine from behind, but then she turned around & bam! I got an immediate soft-on☹️
by Agboohans March 29, 2020
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The state of the penis in between the flacid state and an erection. The penis usually looks huge at this time but still soft.
Omg! Your penis is huge!

Oh I just have a soft-on.
by JohnnyPops February 17, 2009
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some one who is weak and feable.
somthing that Aldo Tase is.
by josh adams November 10, 2004
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a girl that is so cute that it makes you melt inside

usually of asian descent
*cute girl walks by*

person 1: "yo that girl is so softttt"
person 2: "damn straight"
by thatonekidincali April 22, 2013
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Another way of calling someone a wuss or a pussy.
Often used in it's own sentence by itself as one word.
Joe: What did you think of that test?
Alex: Soft.
by Steven. L June 13, 2007
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1 - yielding readily to pressure or weight

2 - (of sound) relatively low in volume

3 - compassionate and kind; conciliatory

4 - (of size) not necessarily corpulent, but certainly round; in essence the "soft" (3) way of calling someone fat
1 - "the fabric is very soft and luxurious"

2 - "soft voices"; "soft music"

3 - "he was soft on his children"

4 - "look at noel, he's soft; quite pokeable indeed"
by leonhartlethargy July 8, 2007
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