The meanings of blow up,account for,call off,talk into and drag on.

http://www.merriam-webster.com/dictionary/blow+up

http://www.usingenglish.com/reference/phrasal-verbs/account+for.html

http://www.merriam-webster.com/dictionary/call+off?show=0&t=1316084731

http://dictionary.reference.com/browse/talk+into

http://www.thefreedictionary.com/drag+on
(synonym is "drag out")

I found these by going to www.google.com and entering define: blow up including the : (and then changed the search words for each verb phrase).