weld

1 of 2

verb

welded; welding; welds

intransitive verb

: to become or be capable of being welded

transitive verb

1
a
: to unite (metallic parts) by heating and allowing the metals to flow together or by hammering or compressing with or without previous heating
b
: to unite (plastics) in a similar manner by heating
c
: to repair (something) by this method
d
: to produce or create as if by such a process
2
: to unite or reunite closely or intimately
architecture that welds the past and the present
weldable adjective

weld

2 of 2

noun

1
: a welded joint
2
: union by welding : the state or condition of being welded

Examples of weld in a Sentence

Verb She learned how to weld. We welded the beams together. They were welded together in friendship. His style of painting welds impressionism with surrealism.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Verb
One option was to weld some of the beams closed, giving them a curved cover, and was estimated to cost roughly $107,000, according to the document comparing the proposals. Joseph Flaherty, Arkansas Online, 23 May 2025 Yet more robots take the panels to the assembly line, where hundreds of robotic arms, working in teams of up to 16, do a complex dance to weld them together into car bodies. Keith Bradsher, New York Times, 23 Apr. 2025
Noun
Hyundai even uses dog-like robots to check some welds. ArsTechnica, 20 May 2025 One of Carolina Malt House’s employees welds ductwork for the third production line that’s under construction and expected to open this year. Catherine Muccigrosso, Charlotte Observer, 29 Apr. 2025 See All Example Sentences for weld

Word History

Etymology

Verb

alteration of obsolete English well to weld, from Middle English wellen to boil, well, weld — more at well

First Known Use

Verb

1599, in the meaning defined at intransitive sense

Noun

1831, in the meaning defined at sense 1

Time Traveler
The first known use of weld was in 1599

Browse Nearby Words

Cite this Entry

“Weld.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/weld. Accessed 28 May. 2025.

Kids Definition

weld

1 of 2 verb
1
: to join pieces of metal or plastic by heating and allowing the edges to flow together or by hammering or pressing together
2
: to join as if by welding
welded together in friendship
3
: to become or be capable of being welded
certain metals weld easily
welder noun

weld

2 of 2 noun
1
: a welded joint
2
: union by welding

More from Merriam-Webster on weld

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