The word 'boo' is correct and usable in written English.
It is often used for a sound of disapproval or disappointment, or as an expression of surprise. For example, “When the team lost the game, everyone booed.” Or, “Boo! You scared me!”.
In failing to have ambitious enough plans to end the misery of millions of families shivering in poorly insulated homes, Miliband is not only missing a huge opportunity to save the NHS billions of pounds, he's also missing the chance to show he can say "boo" to Mr Osborne and make big, bold decisions when it matters.
At one point Fry's first boo was being listened to 46 times a second.
Today's protest against the education cuts was uplifting: students, staff and others from all over the country gathered in their thousands to walk the route between Embankment and Tate Britain, pausing to boo at Downing Street.
If you're not in a position to type a message, you can record and send a boo instead.
To be fair, I think my size had something to do with that!" There was barely time for the home fans to wave the white flags and boo their team before the crowning moment of glory.
There's tough times and you need to find a way to get through that and then there's the other side when you perform well and the team does well and the same people that boo you stand and applaud.
The boo-huberballad that propelled Sam Smith to superstar status on both sides of the Atlantic, selling 6m copies worldwide and bagging three Grammy nominations.
These aren't minor slips, little boo-boos that can be overlooked.
Chilcot was also at pains to stress that he didn't have opinions on anything that might be at all political and as far as he was concerned everything about the process had been pretty much tickety-boo.
This week Scott Morrison played a game of pre-budget peek-a-boo on plans for the aged pension, before revealing that the government will ditch its failed attempt to change indexation rates and instead tighten the assets test.
The standing committees on bills are chosen at random, the purpose being to design them as microcosms of the party balance in the house with powers only to conduct the same sort of yah-boo debates as take place on the floor of the house.
