The act of something being overwhelmingly bitchy.
"hey man you wanna go see the sunset at the beach?" "Nah man that's bitch sauce"
Alias for Abby. She looks exactly like the bear on the sleepy time tea box.
Appy sauce, why are you so sleepy?
When something positive or relatable happens. Used similarly to "fleek" or "bet"
In some cases can be used to signify unity in a group of friends.
Jerry: bro I just aced my stem final!
Brett: gang sauce!
When your texting some one and you say apple sauce then they say ok, it means that the hoocaust will happen again one day
Then: apple sauce ok
You: I think I know what your saying
When something is so gnarly it can't be just defined by "gnarly" or "gnar gnar". Used to describe a event or cool object.
Duuuude that triple backflip you just did is gnar gnar sauce.
or
These cookies are gnar gnar sauce miss Stewart!