Grab/ɡræb/ Definition 1 of 4Pro Tip 1/3Quick Action Use 'grab' to describe an action done with speed and little hesitation. Quickly, she grabbed the ringing phone. Pro Tip 2/3Informal Situations 'Grab' is casual and often used in everyday, informal contexts. Let's grab a coffee sometime. Pro Tip 3/3Physical Action Implies a physical action involving your hands, not just touching. He grabbed the railing to steady himself.