An Envelopment Relationship is when a person intentionally does not reveal their true feelings on who they love, because they do not want to cause conflict with an existing lover.
Person 1: You like Jane? She's dating John.
Person 2: Yeah, it's more of a Envelopment Relationship..
Person 2: Yeah, it's more of a Envelopment Relationship..
by xXDj_CandyXx August 13, 2016

Used commonly by football hooligans, 'I'll slice you open like an envelope' can hint that the person saying the phrase is carrying a knife and intends to use it lethally on the person they are saying the phrase too. Can also mean that the person it's being said too acts 'big' and 'untouchable' and the person saying it is easily going to beat them up.
'Threat'
'Threat'
Football hooligan- 'you think you can take me on?'
Opposing team football hooligan- 'I'll slice you open like an envelope'
Opposing team football hooligan- 'I'll slice you open like an envelope'
by Cpfcjames September 5, 2016
