Interjection. Self-conscious vocalism, indicating skepticism; um. “Here’s a report on the, erm, incident from CBC’s nightly national newscast.” (Slap Shot blog, New York Times, November 29, 2007) /”Justice Breyer asks a hypothetical question that he will pose several times today: ‘Imagine a well-educated American woman marries a man from a foreign country X. They have a divorce. The judge says the man is completely at fault here, a real rotter. The woman is 100 percent entitled to every possible bit of custody and the man can see the child twice a year on Christmas Day at 4:00 in the morning.’ (Erm. Isn’t that once a year?)” (Dahlia Lithwick, Slate, January 10, 2010)

Noun. Part, as of a text or film, usually used in the plural. “He [Kenneth Starr] wants America to believe he’d only included the good bits to help the legislature reach an informed decision.” (Time Magazine, August 9, 1999)/”I can tell you some of my very favorite bits. Every single bit of the fight with Matthew Patel is brilliant.” (LubbockOnline.com, January 12, 2011)

Adj. Custom-made. Traditionally, in reference to men’s clothing, especially suits; now more commonly metaphorical. “Until recently, folks looking to buy themselves a Bentley Arnage had a difficult choice: the Red Label or the Green Label. Either way, they got acres of premium hides, hand-polished hardwoods, a ”bespoke audio system,’ … (New York Times, January 28, 2001)/”The company is currently developing its own bespoke website which will go live when the Amazon deal ends in 2013.” (Wall Street Journal, February 8, 2011) Google Ngram.