WordPress at a glance
action is not described

make_spam_user action-hook . WP 3.0.0

Fires after the user is marked as a SPAM user.

Usage

add_action( 'make_spam_user', 'action_function_name_3082' );
function action_function_name_3082( $id ){
	// action...
}
$id(int)
ID of the user marked as SPAM.

Changelog

Since 3.0.0 Introduced.

Where the hook is called

update_user_status()
make_spam_user
wp-admin/includes/ms.php 351
do_action( 'make_spam_user', $id );

Where the hook is used (in WP core)

wp-includes/ms-default-filters.php 87
add_action( $action, 'wp_maybe_update_network_user_counts', 10, 0 );