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unhash

unhash [ -adfms ] name ...

Remove the element named name from an internal hash table. The default is remove elements from the command hash table. The -a option causes unhash to remove regular or global aliases.

Option	Description
`-a`	Removes regular or global aliases.
`-d`	Removes named directories.
`-f`	Removes shell functions.
`-m`	The arguments are taken as patterns (should be quoted) and all elements of the corresponding hash table with matching names will be removed.
`-s`	Removes suffix aliases.

Parent topic: Zsh Command Syntax