[{"id":"03339720-n","lexname":"noun.artifact","members":[{"lemma":"fifth wheel","sense":{"id":"fifth_wheel%1:06:00::"},"pronunciation":[{"value":"ˌfɪfθ ˈʍiːl","variety":"GB"},{"value":"ˌfɪfθ ˈʍil","variety":"US"}],"poskey":"n"}],"definition":["a steering bearing that enables the front axle of a horse-drawn wagon to rotate"],"ili":"i53677","partOfSpeech":"n","hypernym":["02820166-n"]},{"id":"03339857-n","lexname":"noun.artifact","members":[{"lemma":"fifth wheel","sense":{"id":"fifth_wheel%1:06:01::"},"pronunciation":[{"value":"ˌfɪfθ ˈʍiːl","variety":"GB"},{"value":"ˌfɪfθ ˈʍil","variety":"US"}],"poskey":"n"},{"lemma":"spare","sense":{"id":"spare%1:06:00::"},"poskey":"n"}],"definition":["an extra car wheel and tire for a four-wheel vehicle"],"ili":"i53678","partOfSpeech":"n","hypernym":["02977462-n"]},{"id":"05127864-n","lexname":"noun.attribute","members":[{"lemma":"fifth wheel","sense":{"id":"fifth_wheel%1:07:00::"},"pronunciation":[{"value":"ˌfɪfθ ˈʍiːl","variety":"GB"},{"value":"ˌfɪfθ ˈʍil","variety":"US"}],"poskey":"n"},{"lemma":"deadwood","sense":{"id":"deadwood%1:07:00::"},"pronunciation":[{"value":"ˈdɛd.wʊd","variety":"GB"}],"poskey":"n"}],"definition":["someone or something that is unwanted and unneeded"],"ili":"i63900","partOfSpeech":"n","hypernym":["05127610-n"]}]