cloverleaf Syllabification: (clo·ver·leaf)Pronunciation: /ˈklōvərˌlēf/Translate cloverleaf | into German Definition of cloverleaf noun a shape or pattern resembling a leaf of clover: [as modifier]:cloverleaf rolls North American a junction of roads intersecting at different levels with connecting sections forming the pattern of a four-leaf clover. cloverleaf in other Oxford dictionaries Definition of cloverleaf in the British & World English dictionary