What does thank mean?
“Thank” is a verb meaning to express gratitude or appreciation to someone for a benefit, service, or kindness. It commonly takes the pattern “thank someone for something,” as in “I thanked her for helping me move the furniture.” The related expression “thank you” is a standard response to a gift, service, or courtesy and can be used in both formal and informal situations. In everyday conversation, “thanks” is often more relaxed, while “I thank you” has a somewhat more formal or ceremonious tone. “Thank” also appears in expressions such as “thank God” and “thank heaven,” where it expresses relief as well as gratitude. Although the word now has a highly specific social meaning, its history is surprisingly broad: it developed from an Old English verb associated with thinking and remembering. Its simplicity makes it one of English’s most useful everyday verbs, expressing a social act that can acknowledge kindness, mark appreciation, or strengthen a relationship.
verbTo express gratitude to someone for something they have done or provided. It is often used with “for” followed by a noun or gerund.
- To express gratitude or appreciation to someone.
- To acknowledge that someone has provided a benefit, service, or gift.
- Used in idiomatic expressions such as “thank God” or “thank heaven” to express relief or gratitude.
"I want to thank you for your generous assistance."
"She thanked the volunteers for staying late to help."
"Thank goodness the rain stopped before the ceremony."
From an Old English word associated with thinking came a modern word whose everyday work is unmistakable: carrying gratitude.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of thank
The word comes through Middle English from Old English þencan, originally meaning “to think” and associated with thinking of or calling something to mind. Its modern sense of expressing gratitude developed later from the idea of being mindful of a benefit or kindness. It is cognate with English “think” and “thought,” and related forms include “thoughtful” and “thoughtless.”
Related word forms
How thank is actually used
“Thank you” is standard in both formal and informal contexts. “Thanks” is more conversational, while “I thank you” sounds more formal and may express recognition of a service or courtesy rather than simple gratitude.
Easily confused with thank
Think means to consider an idea or have an opinion, whereas thank means to express gratitude to someone.