This is what Brits commonly call a restroom
Loo
This is what Canadians commonly call a restroom
Washroom
A British word for a friend
Mate
A Canadian word for a knitted winter hat
Toque
This means you're extremely tired
Knackered
A coffee with two creams and two sugars
Double-Double
A British slang term for one pound
Quid
Canada's one-dollar coin
Loonie
This means you're very pleased with something
Chuffed
A parking garage is called this in Canada
Parkade
Someone who's trying just a little too hard at school or work
Keener
This means you're completely shocked or speechless
Gobsmacked
This means you're making fun of someone
Taking the Mick
A small 375 mL bottle of liquor
Mickey
A British slang word for an umbrella.
Brolly
To tease or trash-talk someone in sports or among friends.
Chirp
A British slang word meaning tacky, uncool, or in poor taste
Naff
A West Coast Canadian word meaning strong, impressive, or awesome.
Shookum
This means you're talking for too long without saying much
Waffling
A chaotic situation that has completely fallen apart
Gong Show