clack

1. 1.

   a sharp abrupt noise as if two objects hit together; may be repeated

   Synonymsclap

   Broadernoise
2. 2.

   a simple valve with a hinge on one side; allows fluid to flow in only one direction

   Synonymsclack valveclapper valve

   Broadervalve

Other forms of clack

plural

clacks·

past tense

clacked·

present participle

clacking·

Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.

Questions about clack

What does clack mean?

clack means "make a rattling sound". That is the primary sense; the word has 5 in total, listed in full on this page.

How many syllables are in clack?

clack has 1 syllable: clack. In IPA it is /ˈklæk/.

What is another word for clack?

Close synonyms include clatter, brattle, cluck, click, chatter. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is clack a common word?

clack is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.