WordPress at a glance
action is not described

woocommerce_review_meta action-hook . WC 1.0

The woocommerce_review_meta hook.

Usage

add_action( 'woocommerce_review_meta', 'action_function_name_8595' );
function action_function_name_8595( $comment ){
	// action...
}
$comment
-

Where the hook is called

In file: /templates/single-product/review.php
woocommerce_review_meta
woocommerce/templates/single-product/review.php 52
do_action( 'woocommerce_review_meta', $comment );

Where in WP core the hook is used WooCommerce

woocommerce/includes/wc-template-hooks.php 161
add_action( 'woocommerce_review_meta', 'woocommerce_review_display_meta', 10 );