This is the 6289th most frequent Arabic word.
ألحق
"ألحق" means "to attach," "to attribute," or "to add."
In this sentence, the word 'ألحق' is used to mean joining or attaching, indicating Ahmed connected himself to his colleagues' group in the trip.
ألحق أحمد زملاءه في الرحلة.
Ahmed joined his colleagues on the trip.
Here, 'ألحق' means causing a result to happen, in this case, the player causing the ball to reach the goal.
ألحق اللاعب الكرة بالهدف بطريقة بارعة.
The player directed the ball to the goal skillfully.
In this context, 'ألحق' refers to inflicting or causing harm, where the rain caused damage to the crops.