Also found in: Dictionary.
1. A sailor's cry to pull hard on a rope. We need to raise anchor, heave ho!
2. An abrupt dismissal or termination, often used in the phrase, "give (one) the (old) heave ho." I can't believe the boss gave me the old heave ho after five years on the job! A: "Did you hear that Liz broke up with Dan?" B: "Wow, I never expected her to give him the heave ho."
3. The disposal of something unimportant or unwanted. Give that printer the old heave ho, it doesn't work anymore. Ugh, this cereal is stale now—I'm giving it the heave ho!