According to the 'Oxford Advanced Learners Dictionary' one of the meaning of 'to expire' is 'to die'. Also 'to intimate' is used as a transitive verb(apart from its use as an adjective)with meaning 'to let somebody know' or 'make known'.
I am not sure what outcome the author wants to draw. If it is that people should stop using these colloquial it makes little sense because the objective of language is to convey message and not much more than that at least not in day to day life. If the author is proving his/her grammatical prowess then firstly, this is trivial and secondly the sentences that follow (Honestly read Touch Wood section tak hi kiya), could not understand sentences like "Oh! You're having a baby" Have is a stative verb which doesn't have a continuous form, having would mean eating/consuming as in having an ice cream much like wanting = lacking, hearing = legal procedure etc. You are looking so beautiful today should be in the simple present , You look so beautiful today. Rediff can contribute more proactively to its readers for sure.
