Commonly your younger brother or sister who stands right behind you because they are shy around people they don't know or you have to mind them and they take mums words "Stick close to your older brother/sister" literally.
Friend:Oh my God did you see Game Of Thrones yesturday when they-
Me:Shhhhh... I have a Second shadow
Me:Shhhhh... I have a Second shadow
by Shitionary May 16, 2016

In any sales or Call Center environment a second voice is the use of a second voice to soften the customer into making an otherwise perhaps unwanted purchase/investment/decision. This is basically using the advantage of having a third party enter the relationship and manipulate the customer. This can be used at any stage of the relationship, whenever an agent feels that assistance is needed to make a sale.
by Jonathan "Sales Guru" Jones July 4, 2016

Heard Chris was a cereal second guy, not really surprising considering all the trouble he got out of after the bust.
by CerealBeforeMilk May 30, 2018

by uH psych June 4, 2018

2C:
1- Parent's first-cousin's child.
2- Grandparent's full sibling's grandchild.
3- Person who, in relation to the other person, has zero parents, zero grandparents and two great-grandparents in common.
1- Parent's first-cousin's child.
2- Grandparent's full sibling's grandchild.
3- Person who, in relation to the other person, has zero parents, zero grandparents and two great-grandparents in common.
My second-cousin is a good person.
by Gerald128 May 15, 2021

The amount of time it takes a nerd to become useless at a nerdbang. Once this happens the nerd sluts move on to the next nerd, hoping that one of them can can quench their thirst for a satisfying nerdgasm.
Did you have fun at the nerdbang?
Fuck no, every single nerd lasted 27 seconds and I got no pleasure. Thankfully i had a #5 foamer or the whole night would have been wasted.
Fuck no, every single nerd lasted 27 seconds and I got no pleasure. Thankfully i had a #5 foamer or the whole night would have been wasted.
by Annoying Little Dad February 2, 2023

by Lamezoner March 20, 2021
