What does trailing four oclock mean?
• TRAILING FOUR O’CLOCK (noun) The noun TRAILING FOUR O’CLOCK has 1 sense: 1. trailing plant having crowded clusters of 3 brilliant deep pink flowers resembling a single flower blooming near the ground; found in dry gravelly or sandy soil; southwestern United States and Mexico Familiarity information: TRAILING FOUR O’CLOCK used as a noun is very rare.