1. (n.) A expression of gratitude; an acknowledgment expressive of a sense of favor or kindness received; obligation, claim, or desert, or gratitude; -- now generally used in the plural.

2. (n.) To express gratitude to (anyone) for a favor; to make acknowledgments to (anyone) for kindness bestowed; -- used also ironically for blame.

acknowledge appreciation because of blame bless by reason of credit due to give credit give thanks gratefulness gratitude make acknowledgments of offer thanks owing to recognition recognize render credit render thanks return thanks thanks thanks to thanksgiving through