bump into: meet unexpectedly

-- I just happened to bump into my cousin downtown. It was a surprise for both of us.

be up to: be busy or occupied with

-- Do ya know what your brother has been up to lately? I haven't seen him in ages.

be in touch: make contact

-- I haven't been in touch with my brother for a month, so I'm not sure how he's doing.

no way: I can't believe it

-- Did ya say he's from India? No way! He was carrying a Russian passport today.

putting someone on: fool or joke

-- Hey. Stop putting me on! Either tell me the truth, or I'm going home.

have (got) to run: have to go

-- I have to run and catch a bus, or I'm going to be late for work.

take off: go away

-- I really want to take off a few days from work, but I don't have any more time to spare.

give someone a ring: call by telephone

-- How about giving me a ring if ya get bored over the weekend? We could get together and watch a movie.

reach me: speak with or find

--If ya can't reach me at home, give me a ring on my cell phone.

catch you later: see you later

-- Hey, catch ya later. Give me a ring if ya want to get together and do something over the weekend.