Jargon, slang and colloquialisms

• 'owzat

• Slang

• Ad hoc
• Alien
• All out
• 
  Allons-y
• Alphabetti-spaghetti
• Apocalypse
• Armageddon
• Aussie
• Avarice

• Babe
• Bad penny
• Bandwagon
• 
  Battle of Waterloo
• Battle of wits
• Beast
• Beefcake
• Belieb
• Big Four
• Blimey
• 
  Bloke
• Blue funk
• Boffin
• Bog monster
• Bollocks
• Boomer
• Boondocks
• Harry Bosco
• 
  Bowl a maiden over
• Bowled out
• 
  Brainy specs
• Bucket list
• Buffalo
• Bug-eyed monster
• Bullshit
• Butch (slang)
• Butcher's
• Buzzword

• Captain of industry
• 
  Care Bear
• The Carolinas
• Casanova
• 
  Category Jack
• Catfood-monster
• Celtic Tiger
• Chilango
• Chinese (food)
• Chinese whispers
• 
  Clani
• Cockblock
• Cockle
• Cockney
• Category:Code names
• 
  Companion
• Compos mentis
• Comrade
• Conversion-shaming
• Copper's hunch
• Creag an tuire
• Creature
• Cruk
• Cuckoo (slang)
• Curveball
• Cyber

• D-notice
• Daddy-o
• Dalek Generation
• Dandy porker
• Darling
• Deadbeat
• Deb's delight
• Category:Derogatory names and insults
• Digihuman
• Dirty work
• Do-gooder
• Doctorian
• Downfall
• Duckyboos
• Dude
• Dunkirk spirit

• Executive action
• Exhibit A
• Eye of the storm

• F*ck
• F*ck buddy
• Fagging
• Fallen angel
• 
  Fam
• Fangirl
• Fantastic
• Fat cat
• Fib
• Fishing (slang)
• Flash
• Flibbertigibbet
• Fly boy
• Flâneur
• Freedonia (nation)
• Fresher
• Friend of Dorothy
• Friend zone
• Future-proof

• Gaffe
• Gallimaufry
• 
  Gandalf
• Gang
• Gay
• Geronimo
• Get sectioned
• Get you
• Ghosty hunter
• 
  Ginger (trait)
• Goodnight Vienna
• Gordian Knot
• Gordon Bennett
• Government paralysis
• Groovy
• Groundhog Day
• 
  Guinea
• Guinea pig
• Guy

• Hairies
• Happy clappy
• Happy medium
• Category:Hashtags
• Hells Angel
• Hide
• 
  Hit for six
• 
  Homeworld
• 
  Hooverville
• Hullabaloo
• Human.1
• Humbug (exclamation)
• Humours

• Ice gun
• ILF
• Inbetween
• 
  Incarnation
• Into musical theatre

• Jehoshaphat
• Jesus Christ
• Jiggery pokery
• Davy Jones
• Joyboy
• Jumanji
• Jumpin' Jack Flash

• KBO
• Kerblam it (jargon)
• 
  Kilroy Was Here
• Kiltie
• Kiwi (people)
• Knacker's yard
• Know-all

• L7
• Last orders
• Category:Latin words and phrases
• 
  Lesbian
• Literally
• Llankok
• Lo-fi
• Local colour
• Looker

• 
  Madam
• Malaysian (food)
• Mansplaining
• Mate
• Meat grinder
• 
  Melkur
• Mentee
• Merde
• Mesplaining
• Micro-universe
• Middle management
• Millennial
• 
  Miracle Day
• Mister Volcano
• Mojo
• Monster
• Motto
• Muggle

• Nanook of the North
• New new human
• Norm
• Not cricket
• Notions
• Nul points
• The nuts

• Oh, my giddy aunt
• Omega device
• Open Sesame
• Otherf–
• 
  Ozzie loves the squaddie

• Padawan
• Paper tiger
• Parallel universe
• 
  Paw
• Pensioner
• People person
• Person error