| v. t. | 1. | To repair; to prepare; to put in order. | |||
| 2. | (Metal.) To cover or line with a mixture of ore, cinders, etc., as the hearth of a puddling furnace. | ||||
| v. i. | 1. | To make preparations; to put things in order; to do trifling business. | |||
| n. | 1. | The act of fettling.
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| Noun | 1. | fettle - a state of fitness and good health; "in fine fettle" |