a) someone's sidekick

b) an offensive term for someone's mistress or lover
If you want an on-the-side definition b), don't be in a classical ltr; look for an open relationship instead.
by Sexydimma June 3, 2015
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a) humorous, someone's sidekick

b) (very offensive): someone's mistress or lover.
I'd rather have an on-the-side definition a) than an on-the-side definition b)
by Sexydimma December 8, 2014
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a) someone's sidekick
b) an offensive term for someone's mistress or lover
If you want an on-the-side definition b), don't be in a classical ltr; look for an open relationship instead.
by Sexydimma March 6, 2015
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A song by Ariana Grande which is about riding a dick bicycle so hard all day and night that you can't walk straight.
In the song "side to side" Nicki Minaj says "wrist icicle ride a dick bicycle"
by Rebellereign November 7, 2016
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Ariana Grande's new bop. Metaphor of how you walk after a long sex night.
Sean is so good in bed he got me walking side to side
by jaureguisjaguar August 30, 2016
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When a girl gets in a car with a bunch of boys and makes out with the guys one by one in a side by side pattern until the end.
" Hey Mary... wanna come play side by side?"
by Skidaddle Skidoodle June 25, 2019
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To have two sets of genitals/buttocks placed, artificially or naturally beside each other on ones person. In the case of genitals, the type of genitals is irrelevant, both male and female genitalia can be combined to achieve a Side by Side . In The case of buttocks, number of cheeks is limited to three or four, anymore is an abomination.
"After the surgery, ill have myself an ole fashioned Side by Side."
"Vincent was shocked to discover that Nancy had a Side by Side"
"None of my underpants fit since i got my self an ole fashioned Side by Side"
by Dr Wordplay October 29, 2014
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