Mounce Concise Greek-English Dictionary

fruit, Mt. 3:10; 21:19, 34; from the Hebrew, καρπὸς κοιλίας, fruit of the womb, offspring, Lk. 1:42; καρπὸς ὀσφύος, fruit of the loins, offspring, posterity, Acts 2:30; καρπὸς χειλέων, fruit of the lips, praise, Heb. 13:15; met. conduct, actions, Mt. 3:8; 7:16; Rom. 6:22; benefit, profit, Rom. 1:13; 6:21; reward, Phil. 4:17

Source: Mounce Concise Greek-English Dictionary