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Definition of clam verb from the Oxford Advanced Learner's Dictionary

clam

verb
 
/klæm/
 
/klæm/
Verb Forms
present simple I / you / we / they clam
 
/klæm/
 
/klæm/
he / she / it clams
 
/klæmz/
 
/klæmz/
past simple clammed
 
/klæmd/
 
/klæmd/
past participle clammed
 
/klæmd/
 
/klæmd/
-ing form clamming
 
/ˈklæmɪŋ/
 
/ˈklæmɪŋ/
Phrasal Verbs
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    Word Originearly 16th cent.: apparently from earlier clam ‘a clamp’, from Old English clam, clamm ‘a bond or bondage’, of Germanic origin; related to Dutch klemme, German Klemme, also to clamp.
See clam in the Oxford Advanced American Dictionary
ripple effect
noun
 
 
From the Topic
Change, cause and effect
C2
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