boo

• IPA^(key): /buː/
• Rhymes: -uː

From earlier (15c.) boh, coined to create a loud and startling sound. Compare Middle English bus! (“bang!”, interjection), Latin boō (“cry aloud, roar, shout”, verb), Ancient Greek βοάω (boáō, “shout”, verb).

boo

1. A loud exclamation intended to scare someone, especially a child. Usually used when one has been hidden from the victim and then suddenly appeared unexpectedly.
2. Used ironically in a situation where one had the opportunity to scare someone by speaking suddenly.
3. An exclamation used by a member or many members of an audience, as at a stage play or sports game, to indicate derision or disapproval of what has just occurred.
   • 1852 July 15, “Dundalk Election”, in The Freeman's Journal‎, volume lxxxv, Dublin, page 3:

     I ask them to record their votes in my favour, and I ask, is there any man who will dare to call me a stranger (hear, hear, and booing)?

• peekaboo

boo (plural boos)

1. A derisive shout made to indicate disapproval.
   • 2010 December 29, Sam Sheringham, “Liverpool 0 - 1 Wolverhampton”, in BBC‎:

     ...Hodgson headed down the tunnel with the boos of fans ringing in his ears after an eighth league defeat of the season...

boo (third-person singular simple present boos, present participle booing, simple past and past participle booed)

1. (intransitive) To shout extended boos derisively.

   When he took the podium, the crowd booed.

   • 2004, The New Yorker, 18 Oct 2004

     Nobody booed and nobody clapped

   • 2016 January 23, Phil Dakwes, “Man Utd 0–1 Southampton”, in (Please provide the book title or journal name)‎, BBC Sport:

     Substitute Charlie Austin scored seven minutes into his Southampton debut as a lacklustre Manchester United were booed off at Old Trafford.

2. (transitive) To shout extended boos at, as a form of derision.

   The protesters loudly booed the visiting senator.

• cheer

From beau.

boo (plural boos)

1. (US, African American Vernacular, slang) A close acquaintance or significant other.

• boo at OneLook Dictionary Search

• OBO, OOB, OoB, o/b/o, obo

• IPA^(key): /ᵐbøo/

boo

1. moon

• Greenhill, S.J., Blust. R, & Gray, R.D. (2008). The Austronesian Basic Vocabulary Database: From Bioinformatics to Lexomics. Evolutionary Bioinformatics, 4:271-283.

boo m (uncountable)

1. (linguistics) Boo

• boko

• bovō

From bōs +‎ -ō.

• (Classical) IPA^(key): /ˈbo.oː/, [ˈbɔ.oː]

boō (present infinitive boāre, perfect active boāvī, supine boātum); first conjugation

1. (intransitive) I cry aloud, bellow, roar; bray.

   sed in prima remansi voce et identidem boavi

   but I stayed stuck on the first syllable and brayed it repeatedly

   • c. 125 CE – 180 CE, Apuleius, Metamorphoses 7.3:

     Et verbum quidem praecedens semel ac saepius inmodice clamitavi, sequens vero nullo pacto disserere potui, sed in prima remansi voce et identidem boavi "Non non", quanquam minia rutunditate pendulas vibrassem labias.

2. (transitive) I call loudly upon; bellow, cry or roar forth.

• (bellow, roar): īnfremō, mūgiō, rudō

• boātiō
• boātus
• reboō

• boo in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• boo in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers

From Middle English buwen, buȝen, from Old English būgan, from Proto-Germanic *beuganą, from Proto-Indo-European *bʰūgʰ- (“to bend”). Cognate with English bow, Dutch buigen, German biegen, Danish bue.

• IPA^(key): /buː/

boo (third-person singular present booes, present participle booin, past boo'd, past participle boo'd)

1. to bow, to stoop
2. to bend, to curve
3. to make something bend or curve

boo (plural boos)

1. a bow (of greeting)