WhatsApp sticker search feature is now available to all users, according to a welcome tweet from the team. You may use the search UI to look up the meaning of your sticker.
How to use WhatsApp Sticker Search feature:
Step:1
Open Whatsapp App > Any of your conversation
Step:2
Tap on the emoji icon on the left side of the text field.
Step:3
Switch to the stickers tab on the bottom.
Step:4
Tap on the search icon on the bottom left.
Step:5
Search for “Hello” or any other reaction to get your sticker right away!

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