Antonyms of adj heavy-armed

1 sense of heavy-armed

Sense 1
heavy-armed -- (having massive arms; "he was big-chested, big-shouldered and heavy-armed")

INDIRECT (VIA robust) -> frail -- (physically weak; "an invalid's frail body")

Similarity of adj heavy-armed

1 sense of heavy-armed

Sense 1
heavy-armed -- (having massive arms; "he was big-chested, big-shouldered and heavy-armed")
       => robust (vs. frail) -- (sturdy and strong in form, constitution, or construction; "a robust body"; "a robust perennial")