Definition of 立ち合い (たちあい)
たあ
                        立ち合い
たちあい
tachiai
Common word
noun
•
                
rising from a crouch to charge, initial charge, face-off(sumo term)(sometimes written 立ち会い)
See also:立ち会い
Other readings:
                立合い【たちあい】
                Related Kanji
| 立 | stand up, rise, set up, erect | 
| 合 | fit, suit, join, 0.1 |