Crossword Genius

It can carry a humorist ahead (5)

Ross

I believe the answer is:

wagon

I'm a little stuck... Click here to teach me more about this clue!

'it can carry a' is the definition.
The definition suggests a singular noun which matches the answer.

'humorist ahead' is the wordplay.
'humorist' becomes 'wag' (wag is a kind of humorist).
'ahead' becomes 'on' (synonyms).
'wag'+'on'='WAGON'

Can you help me to learn more?

(Other definitions for wagon that I've seen before include "Transport" , "Vehicle (on which abstainers travel?)" , "Vehicle for transporting goods" , "Wheeled vehicle drawn by a horse" , "Four-wheeled goods vehicle" .)

I've seen this clue in the Evening Standard.
Want a hint initially instead of a full solution? Install my app