Buck is a highly polysemoushaving many different meanings word, so its meaning depends on how it is used. It can mean to resistto oppose or try not to yield to something, to jump or lurchto move suddenly and unsteadily with a jerking motion violently, to refer to a dollar, or to describe a male deer or similar animal. It also appears in a few specialized noun senses.
Reviewed with OpenAI Decisions. Assessment: accurate. Checked: 2026-10-25. AI assessment; not a guarantee of accuracy.
Pronunciation
AI-generated pronunciation audio (OpenAI).
Accent: General American English
IPA: /bək/
Easy pronunciation: BUK (approximate spelling).
Stress: One syllable, stressed on the only syllable.
Verb meaning to resist or go against something.
Reviewed with OpenAI Decisions. Assessment: inaccurate — correction needed. Checked: 2026-10-25. AI assessment; not a guarantee of accuracy.
Buck Meaning
to oppose or push back against something
Part of speech: verb
Definition: to resist or go against something
Example: The company bucked the trend and kept hiring during the slowdown.
Synonyms for this meaning:
- go against — Works well in the sense of resisting a trend or expectation.
Reviewed with OpenAI Decisions. Assessment: accurate. Checked: 2026-10-25. AI assessment; not a guarantee of accuracy.
Other Meanings of Buck
Meaning 2
to lurch, leap, or jump suddenly and violently
Part of speech: verb
Definition: to move quickly and violently; to jump upward with a stiff back and legs
Example: The horse bucked and threw the rider.
Synonyms for this meaning:
- charge — Can fit the idea of a sudden forceful movement, but it is not a true substitute for all uses of this sense.
- shoot — Only works in the broader sense of moving suddenly, not specifically for bucking.
- shoot down — Not a good general synonym; too different in normal meaning.
- tear — Can describe rapid movement, but it does not specifically mean buck.
- hitch — Can overlap with a sudden jerk, but is less direct than buck.
- jerk — Can work for a sudden violent movement, though it is not identical in usage.
Meaning 3
a dollar bill
Part of speech: noun
Definition: a piece of paper money worth one dollar
Example: He handed me a buck for coffee.
Synonyms for this meaning:
- clam — Slang for money, but less common and not always exactly one dollar.
- dollar — A direct everyday substitute for this money sense.
- dollar bill — A direct match for one-paper-dollar money.
- one dollar bill — A precise equivalent for this sense.
Meaning 4
a vaulting horse used in gymnastics
Part of speech: noun
Definition: a gymnastic horse without pommels and with one end elongated; used lengthwise for vaulting
Example: The students practiced vaults on the buck.
Synonyms for this meaning:
- long horse — A real synonym for this gymnastics equipment sense.
- vaulting horse — A direct synonym for the apparatus used in vaulting.
Meaning 5
a stand used to support wood while sawing
Part of speech: noun
Definition: a framework for holding wood that is being sawed
Example: Set the plank on the sawhorse before you cut it.
Synonyms for this meaning:
- horse — Can refer to the support frame, but is less specific on its own.
- sawbuck — A direct synonym in this woodworking sense.
- sawhorse — A common and direct synonym for this support frame.
Meaning 6
to leap up suddenly with a stiff body
Part of speech: verb
Definition: to jump vertically with legs stiff and back arched
Example: The young filly bucked and ran off.
Synonyms for this meaning:
- hitch — Can suggest a sharp sudden movement, but it is not a full substitute.
- jerk — Can describe the motion, though it does not specifically mean to buck.
Meaning 7
an adult male deer or similar animal
Part of speech: noun
Definition: a mature male of various mammals, especially deer or antelope
Example: We spotted a buck near the edge of the woods.
Meaning 8
to work hard to achieve something, often for a promotion or goal
Part of speech: verb
Definition: to strive with determination
Example: He's bucking for a promotion this year.
Reviewed with OpenAI Decisions. Assessment: inaccurate — correction needed. Checked: 2026-10-25. AI assessment; not a guarantee of accuracy.
Buck Synonyms
Similar Meaning
- go against
move quickly and violently; jump with stiff legs and arched back
- charge
- shoot
- tear
- hitch
- jerk
a one-dollar bill
- dollar
- dollar bill
- one dollar bill
a gymnastics vaulting horse
- long horse
- vaulting horse
a wood-support frame for sawing
- sawbuck
- sawhorse
- horse
Reviewed with OpenAI Decisions. Assessment: inaccurate — correction needed. Checked: 2026-10-25. AI assessment; not a guarantee of accuracy.
Common Mistakes
- Do not mix up buck meaning 'resist' with buck meaning 'male deer.'
- Do not use buck as a synonym for every sudden movement word; in many cases it specifically means a vertical, stiff-bodied jump.
- Do not confuse the money sense of buck with the animal sense or with the proper name Pearl Buck.
Reviewed with OpenAI Decisions. Assessment: accurate. Checked: 2026-10-25. AI assessment; not a guarantee of accuracy.
Frequently Asked Questions
What does buck mean in everyday English?
Most often, buck means to resist something, as in buck the trend, or it means a dollar.
Is buck a noun or a verb?
Both. It can be a verb meaning to resist or jump violently, and it can also be a noun meaning a dollar or a male deer.
What is a buck in slang?
In slang, a buck usually means one dollar.
What is the plural of buck when it means money?
The plural is bucks, as in 'That costs five bucks.'
Reviewed with OpenAI Decisions. Assessment: accurate. Checked: 2026-10-25. AI assessment; not a guarantee of accuracy.