1795 E. Burke Let. to Ld. Auckland in IX. p. xxii Those planks of tough and hardy oak, that used for years to brave the buffets of the Bay of Biscay, are now turned, with their warped grain and empty trunnion-holes, into very wretched pales.
1859 F. A. Griffiths (1862) Pl. 112 Trunnion hole.