The most common and most likely answer to this crossword clue is the 6 letter word ROLLER
R
O
L
L
E
R
More clues leading to the result ROLLER
- Fairground attraction — vessel on big wave
- Fast-moving pedestrian waves and runs beyond girl
- Wave over ship in thrilling ride
- Suspect streak in hugely rich sport on wheels
- Car wheel, say
- Canary, one singing, about to fly off
- Songbird‘s prestigious transport
- Register royal wave
- Bloomer after posh car company gives scary ride
- Wave from posh car
Buddy explains!

The straight part
We know that "Canary" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case canary = roller.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does ROLLER mean?
ROLLER noun- (heading) Anything that rolls.
- A long wide bandage used in surgery.
- A large, wide, curling wave that falls back on itself as it breaks on a coast.
- (heading) A bird.
- A police patrol car or patrolman (rather than an unmarked police car or a detective)
- A padded surcingle that is used on horses for training and vaulting.
- A roll of titles or (especially) credits played over film or video; television or film credits.
- A wheelchair user.
- To roller skate.