Ma'anar ƙamus na kalmar "bullrush" na iya bambanta dangane da mahallin, amma gabaɗaya tana nufin wani nau'in tsiro mai tsayi, mai ruwa mai tsayi mai tsayi, kunkuntar ganye da ke tsiro a cikin dausayi ko kusa da ruwa. “Bullrush” kuma yana iya nufin yin gaggawar gaba da ƙarfi ko ƙarfi, kamar cajin bijimi, ko kuma wata irin kujera mai kujerun gaggawa da ake sakawa da ƙwanƙara. A wasu yankuna, ana kuma amfani da "bullrush" a matsayin ma'anar "cattail," wanda shine irin wannan nau'in shukar tsire-tsire mai tsayi mai tsayi mai siffar cylindrical.