/'ʌndərɑ:m; `ʌndɚ,ɑrm/

1 adj [attrib 作定语] in, of or for the armpit 腋下的; 为腋下的
*underarm hair, perspiration, deodorant 腋毛、腋下出的汗、腋下除臭剂.
2 adj, adv (also underhand) (in cricket, etc) with the hand kept below the level of the shoulder （板球等）低手式地（投球时手低于肩）
*underarm bowling 低手投球
* bowl, serve, throw, etc underarm 低手投. Cf 参看 overarm.