couldn't care less
don't care about something at all
to grab
get (informal), want to go out with someone to do something (not just "hold")
dunno
don't know
I better [...] / you better [...]
I/you should [...]
to be up for / count me in / I'm down
wanting to do something
no worries / don't worry about it
you're welcome (informal)
I get it
I understand
speak of the devil!
when the person you were talking about arrives
hang on / hold on
wait
gotcha
I've got you / I understand
easy-going / laid back
relaxed and tolerant person
cheesy / corny
overused, unoriginal and over-sentimental things (movies, pick-up lines, songs) or persons
go ahead / go for it
giving someone permission to do something
down to earth
practical and realistic person
whatever
no matter what / don't fully believe what someone has told you / giving up on something
it's up to you
someone else's decision/choice
long time so see
it's been a while / haven't seen someone in a long time
to be free
having time to do something, to be available (not just something that costs no money)
to get ripped off / a rip-off
something that is very overpriced and/or fake
fair enough
acceptable / understandable
chill / chill out
hang out / calm down (overreacting) / relax
shoulda
should have
woulda
would have
not my thing
not something I like or am interested in
that's deep
when somebody says or does something that we consider to be profound in some way
can't make it
can't attend
coulda
could have
my bad
my mistake
whatshisface / whatsherface
can't remember someone's name
yeah
yes (yes = impatient, sad, angry, argumentative, bad mood, irritable... OR formal)
what are you up to? (whatta you up to? / watchu up to?)
what are you doing?
dude / man / guys / gang / bro / girl / babe
informal ways to refer to your friend(s)
might as well
agree to something reluctantly (no better option or is inevitable)
make yourself at home
welcoming someone in your home / make someone feel comfortable
doesn't matter / don't mind
no preference
no way!
exclamation of surprise / no
what's up? / wassup ? / sup / how you doing?
hello / how are you
how come?
why?
hang out
spend time with someone
I'm afraid [...]
I'm sorry but [...] / something isn't available anymore (not just "scared")
take care / take it easy
goodbye (friendly and informal)
what do you do?
what do you do for a living? what is your job?