Examine physically with or as if with a probe(verb)
Enter briefly(verb)
WordNet. Princeton University. 2010.
Use "poke into" in a sentence
"He will poke into the most secret family affairs and not rest until his trufRe-searching instinct digs up some miserable incident which is calculated to finish off the unfortunate victim."
"I stayed the night at Elaine’s apartment, and I spent the next day starting to poke into the corners of Richard Thurman’s life."
"Missis wouldn't hear of our ridin 'the critters over Lizy's bridge tonight; "and, with a facetious poke into Andy's ribs, he started off, followed by the latter, at full speed, -- their shouts of laughter coming faintly on the wind."