A playfully-overprecise remark that you tell someone to let him know that you may be briefly delayed in meeting up with him, and so he should simply wait for you if you don't arrive at precisely the moment when you said you would.
Cool dude, texting to his buddy on his smart-phone as he's hurriedly scuttling along the downtown sidewalk: "I've had a last-minute errand that I gotta run real quick, so I may be two-tenths of a split-second late --- no worries, though, Bro --- I'll still shoot some hoops wif youse, just as I promised."
by QuacksO October 02, 2018
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Second Smile

The wrinkle on someone's cheeks when they smile only if it's in the shape of a smile.
"She got so much extra skin, girl gotta second smile."
by Failed Dictionary July 07, 2016
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Second Hand Funny

When you re-tell A joke, funny part of a movie or show, or comedy routine to someone and it's far less funny than when you yourself heard it, Also, the teller usually cracks up halfway through, further ruining it.
"Dude I saw this awesome stand-up last night, the guy was like..."

"Woah keep that second hand funny away from me dickhead."
by blobygook May 24, 2013
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My second great-great-cousin-nephew is a good person.
by Gtopql November 24, 2019
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Second Boyfriend

Someone who is already in a relationship, like yourself, that you deeply care for and have a loving attachment to. The feelings are mutual between you two, so you make it unofficially official. You don’t want to share this person with anyone other than their significant other. You’re in a relationship with each other on the side.

When you have more than one boyfriend
Monday’s are for second boyfriends
by SecondgirlfriendNicki July 01, 2019
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Second uncle

Male cousin of mom or dad
Me and my second uncle are closer than my uncles
by 459395 April 10, 2023
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Second-hand monkey-hand

When the intial do teller gets told what to do.
Josh: "Go wash the dishes Mike."
Mike:"Go take out the trash Josh."
Carl: "Dam that's some Second-Hand Monkey-Hand."
by Capuchin for Hire April 24, 2022
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