tups is tup's Plural Form

tup

US 
UK 
  • n.【机】冲锤;动力锤的头部;冲面;〈英方〉公羊
  • WebTissue Ultrasound Palpation System; 腾安; 锲捐氨
Plural Form:tups  Past Participle:tupped  Present Participle:tupping  
n.
1.
〈英方〉公羊
2.
【机】冲锤;动力锤的头部;冲面