- 1a gentle friendly touch with your open hand or with a flat object a pat on the head He gave her knee an affectionate pat.
- 2pat of butter a small, soft, flat lump of butter baked potatoes with a pat of butter and a sprinkle of paprika Idioms
praise or approval for something that you have done well He deserves a pat on the back for all his hard work. Give yourself a pat on the back!
Check pronunciation: pat