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back·lik·ing bak-lahyk-ing
verb, alt. back lik·ing, back-lik·ing.

1. in social media, stating public approval in return for receiving a statement of approval.
2. reciprocal approval, as opposed to a true statement of significant personal, cultural or semantic interest.
So Sean suggested we increase our Facebook likes by starting a backliking campaign.
by MarketingIdeas101 June 10, 2012