|1.||to convey feelings of gratitude to|
|2.||to hold responsible: he has his creditors to thank for his bankruptcy|
|3.||used in exclamations of relief: thank goodness; thank God|
|4.||I'll thank you to used ironically to intensify a command, request, etc: I'll thank you to mind your own business|
|[Old English thancian; related to Old Frisian thankia, Old Norse thakka, Old Saxon, Old High German thancōn]|
On account of, because of, as in Thanks to your help, we'll be done on time. This phrase alludes to gratitude being due to someone or something. It is also put negatively, no thanks to, meaning "without the benefit of help from," as in We finally found your house, no thanks to the confusing map you drew. This usage, first recorded in 1633, is about a hundred years older than the first term, recorded only in 1737.