Achtaf zoom أشطف زوم can be translated as "cleaner sauce" and actually means "better than"

Example:

This guy is really bad bass ba3do "achtaf zoum" men khayyo.
Your dress is not bad, at least achtaf zoum men haydik.

Shou ma7allo/a men el 2e3rab litterally means: "what's his/her grammatical function?" This question is used to ask who a person is or what kind of relationship a person has with another one.

Example:

- I saw you this morning walking on the street with a guy.
- Yes, that was Fadi.
- Aha, w chou ma7allo men el 2e3rab?
- Euh.... it's a friend I met at school.

In English means: "spit and collate" Used to indicate a poorly-made job or object, out from cheap components. e.g.:

Person 1: "I installed a full body kit on my 80's BMW for only $150"
Person 2: "It's rubbish work. It's all bazzi2 w lazzi2"

In English means: "We're all in the wind together".  It is used to express unification of a group of people around the same situation or problem. It is similar to the English phrase: "We're all in this together" e.g.

Person 1: "Nobody had the time to solve more than 50% of this exam"
Person 2: "I think I'm gonna have to repeat the course"
Person 1: "Kellna bl hawa sawa my friend"

In english means: "where do you live?" Used to mark despise for someone lacking the knowledge/information about something very popular, an important event, or someone famous. e.g.:

Person 1: "Did you hear Hayfa Wehbe's latest hit?"
Person 2: "Who's she?"
Person 1: "OMG! you don't know who Hayfa is?"
Person 2: "Nop, no clue!"
Person 1: "Man! wen 3ayesh?"