| Term | Definition |
| o | Of ane ill come mony. |
| o | Of a' fish in the sea, herrin is king. |
| o | Of a' sorrow, a fou sorrow's the best. |
| o | Own debt an crave days. |
| o | Of a' meat in the world the drink gaes best doun. |
| o | Of a' the months o the year curse a fair Februar. |
| o | Of little meddlin comes muckle care. |
| o | On the sea sail, on the land settle. |
| o | Oor sins an debts is aften mair than we think. |
| o | Oot o debt, oot o danger. |
| o | Oor ain reek's better than ither fowk's fire. |
| o | O guid advisement comes nae ill. |
| o | Ower mony grieves hinder the wark ower a fool's airm. |
| o | O twa ills choose the least. |