 Summer of '69  is a song recorded by Canadian recording artist Bryan Adams, from his fourth studio album, Reckless (1984). The song was written by Adams and Jim Vallance, a long-time writing partner of Adams.
â¢ UNDULATION (noun). The noun UNDULATION has 3 senses: 1. an undulating curve. 2. wavelike motion; a gentle rising and falling in the manner of waves. 3. (physics) a movement up and down or back and forth. Familiarity information: UNDULATION used as a noun is uncommon.
Rope undulations can strengthen your forearms and shoulders. Theyâre called battling ropes, heavy ropes or rope undulation workouts. You create wavelike patterns with ropes of a diameter you can handle, either 1, 1 1/2 or 2 inches.