The most common and most likely answer to this crossword clue is the 6 letter word IAMBUS
I
A
M
B
U
S
More clues leading to the result IAMBUS
- Foot doctor in Iowa, America
- Foot passengers may use this in the wee hours?
- Compiler’s commuting maybe? Not on foot
- One doctor in Australia is good for the foot
- Foot in this person’s vehicle
- I have no leisure — almost behind, for example, in verse
- Compiler’s mode of transport? Foot
- Early in the morning almost broke into a bit of poetry
- I almost jump a metrical foot
Buddy explains!

The straight part
We know that "a metrical foot" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case a metrical foot = iambus.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 IAMBUS mean?
IAMBUS noun- An iamb