Pitch into Definition 1 of 3Pro Tip 1/3Energetic Start Used when beginning something with enthusiasm, it emphasizes a strong, active approach. On her first day, she pitched into her tasks with gusto. Pro Tip 2/3Positive Connotation The phrase often implies a positive attitude toward the task or activity. After the break, he pitched into the meeting full of ideas. Pro Tip 3/3Action Intensity Shows a high degree of involvement or commitment to an action. She pitched into the cleaning project, determined to finish by noon.