thing or two

*thing or two (about someone or something)

 
1. bits of information or criticism about someone or something; a few facts about someone or something. (Typically: find out ~; know ~; learn ~; tell someone ~.) I told Bob a thing or two about cars. I know a thing or two about Mary that would really shock you.
2. a few points of criticism about someone or something. (Typically: tell some-One ~.) I told her a thing or two about her precious little boy! Let me tell you a thing or two about your messy yard!
See also: thing, two

thing or two

Quite a lot, as in You can count on Bob to tell you a thing or two about Iran. This term is nearly always an understatement. [Mid-1800s] Also see under know all the answers.
See also: thing, two
References in classic literature ?
you'd want to take a thing or two with YOU," retorted "The Blue Posts," "if you was a-going to cross the Atlantic in a small boat.
I've been a City man all my life, and I know a thing or two.