man siding 

When a man takes the side of a man.

Jenny was telling Jonny how Mikey was blaming her for not taking the credit card away when she went home and he used it and maxed it out. Jonny said "Well, yeh, it is your fault". Jenny said

" Why you always man siding with him?"

man siding by WMC2017 February 11, 2017

Mansiing 

Stressing the fuck out for no reason. Usually, talkative/annoying person.

Victim : OMG ! we have test tomorrow !!!!!
Someone : stop mansiing !

Mansiing by Lolazza October 20, 2011