1861 Meredith Evan Harrington vi,I don't get took in again by a squash hat in a hurry. 
1882 Stevenson NewArab. Nts. (1884) 247Admiring imbecility breathed from his squash nose and slobbering lips. 
1900 Daily News 30 June 4/6 The million are going in for the broad-brimmed squash hat.